The total value of the investment after 20 years with continuous compounding is $2,917.76.
Given information:
P = principal = $1000.
R = 5.5%
t = 20 years.
First, convert R as a percent to 'r' as a decimal
r = R/100
r = 5.5/100
r = 0.055 rates per year,
Then solve the equation for A:
The total value of the investment can be calculated using the formula:
A = P(1 + r/n\()^{nt}\)
A = 1,000.00(1 + 0.055/1\()^{(1)(20)}\)
A = 1,000.00(1 + 0.055\()^{(20)}\)
A = $2,917.76
The total amount accrued, principal plus interest, with compound interest on a principal of $1,000.00 at a rate of 5.5% per year compounded 1 time per year over 20 years is $2,917.76.
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With the full moon at position 3, which two positions experience low tide? 3 and 5 5 and 9 6 and 12 9 and 12
When the full moon is at position 3, positions 9 and 12 experience low tide.
The correct option is 9 and 12.
The positions of the moon and the sun have an impact on the tides of the Earth's oceans.
What is a tide?
Tides are the regular rise and fall of the sea level due to the gravitational influence of the Moon and the Sun on the Earth. The gravitational pull of the Moon on the Earth produces two tidal bulges, one on the side of the Earth facing the Moon and one on the side opposite the Moon. The Moon's gravitational pull causes high tides in the area of the bulge and low tides elsewhere on the Earth. The tides are affected by the location of the Sun and the Moon as they orbit the Earth.
In order to determine which two positions experience low tide, the Moon's position must be considered.
When the Moon is directly overhead or opposite to the Earth, its gravitational pull has the greatest effect, causing the greatest difference between high and low tides, also known as spring tides.
When the Moon is at a 90-degree angle to the Earth, its gravitational pull is less, causing a smaller difference between high and low tides, also known as neap tides.
In the given case, when the full moon is at position 3, positions 9 and 12 experience low tide.
Thus, the correct option is 9 and 12.
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A rectangle has a length of 8.3cm and a permimeter of 22.4 cm. Enter the widty of the rectangle, in decimal form, in the box.
Answer:
the width is 2.9
Step-by-step explanation:the perimeter is found by L+W+L+W. Each L is going to be the same length and each width is going to be the same length since its a rectangle.
Double the length. 8.3+8.3= 16.6
Then subtract that from the perimeter. 22.4-16.6= 5.8
Then divide 5.8 as that is the total of the two missing sides. 5.8/2= 2.9
Then 2.9 is your answer. Hope that helps.
how do i find the x and y?
Answer:
using SOH CAH TOA
Step-by-step explanation:
use excel to find the critical value of z for each hypothesis test. (negative values should be indicated by a minus sign. round your answers to 3 decimal places.) (a) 2 percent level of significance, two-tailed test.
The critical value of z for each hypothesis test is 2.326
In this question, we are asked to use Excel to find the critical value of z for each hypothesis test. We are given a 2 percent level of significance for a two-tailed test. To find the critical value, we can use the NORM.S.INV function in Excel. The syntax for this function is =NORM.S.INV(probability).
We can enter the probability as 1 - (alpha / 2) for a two-tailed test, where alpha is the level of significance. We can then round the result to three decimal places.
To find the critical value for a 2 percent level of significance, two-tailed test, we can follow these steps:
Step 1: Calculate the value of alpha
Alpha = 2% = 0.02
Step 2: Calculate
1 - (alpha / 2)1 - (alpha / 2)
= 1 - (0.02 / 2)
= 0.99
Step 3: Use the NORM.S.INV function in Excel=NORM.S.INV(0.99)
This gives us a critical value of z = 2.326.
Therefore, the critical value of z for the hypothesis test with a 2 percent level of significance and a two-tailed test is 2.326.
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Find the percent of decrease from 62 trees to 31 trees. Round the percent to the nearest tenth if necessary.
Answer:
50% decrease
Step-by-step explanation:
since a 31 tree decrease is half of 62 the percent would be a 50% decrease (half)
So the answer is 50% decrease
Hope this helps :)
Taking a simple random sample from each of a number of subgroups (for example, lower-income catholics, middle-income protestants, and so on) is what sampling method?
Simple random sampling is a sort of possibility sampling in which the researcher randomly selects a subset of members from a populace.
Each member of the populace has an same hazard of being decided on. data is then accumulated from as big a percent as feasible of this random subset.Taking a easy random sample from every of a number of subgroups as an instance, decrease-income catholics, middle-earnings protestants.
An example of a simple random pattern will be the names of personnel being chosen out of a hat from a agency of employees. In this case, the populace is all personnel, and the pattern is random due to the fact each employee has an same risk of being chosen.
Random sampling is a part of the sampling technique in which each pattern has an identical chance of being chosen. A pattern selected randomly is meant to be an unbiased illustration of the whole populace.
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A functionf(x) is graphed on the coordinate plane.
What is the function rule in slope-intercept form?
Enter your answer in the box.
The slope intercept form of the function is y = -4x - 2
From the given graph
The two points are (-1, 2) and (0, -2)
The slope of the line is the change in y coordinate with respect to the change in x coordinate of the line.
The slope intercept form of the line
y = mx + b
m is the slope of the line
b is the y intercept
x is the x coordinate
y is the y coordinate
The slope of the line m = \(\frac{y_2-y_1}{x_2-x_1}\)
= (-2-2) / (0--1)
= -4/1
= -4
y = -4x + b
2 = -4×-1+b
2 = 4+b
b = 2-4
b = -2
Then
y = -4x -2
Hence, the slope intercept form of the function is y = -4x - 2
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Just tell me why the answer is no ( Will give Brainliest)
Answer:
No, they are not. While they are similar terms, they do not have the same values within the terms. Like how 3 is not -2.
Answer:
No because there is no way
Step-by-step explanation:
1)
A group of twenty learners from Thabo secondary Vaal Gauteng, were selected
to participate in soccer tournament. The learners wanted to raise funds to help
pay for the trip, they decided to sell pens, the learn calculated that they need
R40 to start they fund raising venture the amount will be used for advertising
and other expenses the cost price of each pen was R2 each learner donated R12
for the starting up the business
4. 1) determine the total amount of money donated to start them business?
(2)
4. 2) calculate the value of A&B using the information given in the table
Show all the calculations
Number of o
10
5
25
of
15
B
Answer:
??????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????????
Step-by-step explanation:
3 1/8 divided by 7 1/2 as a mixed number
Answer:
Step-by-step explanation:
3 1/8 divided by 7 1/2
When dividing fractions, I use "KCF," or "keep, change, flip," which helps make the problem much easier. You will change the mixed numbers to improper fractions. Then, you will keep the first fraction as it is, change the division sign to multiplication sign, and flip the other fraction. So I'll show you how it's done in this problem.
Change mixed numbers to improper fractions:
25/8 divided by 15/2
KCF:
25/8 multiplied by 2/15
Multiply across:
50/120
Simplify by dividing top and bottom by 10:
5/12
This answer stays as 5/12 because it is a proper fraction and cannot be written as a mixed number.
Hope this helped!
NEED HELP IMMEDIATELY!
Simplify 10√2y + 5√2y + 3√2y.
A. 18√6y
B. 18√2y
C. 12√2y
D. 18√6y^3
(ANSWER IS NOT A)
18 root
2
Step-by-step explanation:
In this question imagine there is no y
It will be 10 root2 +5 root2 +3 root 2 it will be 18 root 2
Wyatt built a new dog house and needs to paint it. In order to paint the house, Wyatt multiplies the area of the base times the height then adds half the area of the base times the height. Explain whether or not Wyatt correctly calculated the surface area of the house. Calculate the surface area of the house. Show your work
Wyatt correctly calculated the surface area of the house using the formula for the total surface area of a rectangular prism which is 2lw + 2lh + 2wh. Wyatt's formula of multiplying the area of the base times the height and adding half the area of the base times the height is essentially equivalent to this formula.
In order to paint the new dog house, Wyatt used the formula of multiplying the area of the base times the height and adding half the area of the base times the height. His formula is:Base x Height + 1/2(Base x Height)The above formula can be simplified to:1.5(Base x Height)Wyatt's formula is equivalent to the formula of calculating the total surface area of a rectangular prism which is 2lw + 2lh + 2wh.The base is the area of the bottom rectangle of the rectangular prism which is lw. The height is the length of the rectangular prism.Using Wyatt's formula, we can derive the surface area of the house:Surface area of the house = Base x Height + 1/2(Base x Height) = 1.5(Base x Height) = 1.5lw + 1.5lh + 1.5whSubstituting the given dimensions of the dog house:l = 5ftw = 4fth = 6ftSurface area of the house = 1.5lw + 1.5lh + 1.5wh = 1.5(5)(4) + 1.5(5)(6) + 1.5(4)(6) = 30 + 45 + 36 = 111 sq.ft
The formula for the total surface area of a rectangular prism is 2lw + 2lh + 2wh. Wyatt's formula of multiplying the area of the base times the height and adding half the area of the base times the height is essentially equivalent to this formula because he calculated the surface area of the base and multiplied it by the height of the house to get the surface area of the sides of the house.Wyatt's formula is Base x Height + 1/2(Base x Height) which can be simplified to 1.5(Base x Height). This formula can be used to find the surface area of the rectangular prism, where the base is the area of the bottom rectangle of the rectangular prism, which is lw, and the height is the length of the rectangular prism.Using Wyatt's formula, we can derive the surface area of the house:Surface area of the house = Base x Height + 1/2(Base x Height) = 1.5(Base x Height) = 1.5lw + 1.5lh + 1.5whSubstituting the given dimensions of the dog house:l = 5ftw = 4fth = 6ftSurface area of the house = 1.5lw + 1.5lh + 1.5wh = 1.5(5)(4) + 1.5(5)(6) + 1.5(4)(6) = 30 + 45 + 36 = 111 sq.ftTherefore, Wyatt correctly calculated the surface area of the house which is 111 sq.ft.
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How can I learn 5 tables easily?
"Complete table of 5" refers to a multiplication table containing all products of the number 5 multiplied by integers from 1 up to a specified maximum value.
Write a complete table of 5.Here is an example of 5 complete tables:
5x1=5
5x2=10
5 x 3 = 15
5 x 4 = 20
5 x 5 = 25
5 x 6 = 30
5 x 7 = 35
5x8=40
5 x 9 = 45
5 x 10 = 50
In this example, the maximum multiplier value is 10, but a full table of 5 can continue with any number of rows. This table will help you remember the facts about multiplication by 5 and identify patterns for multiples of 5.
Note that if you're looking for a way to compute the product, you can use a loop or function that takes the maximum value of the multiplier as input and outputs the full table of 5.
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What are the steps for using a compass and straightedge to construct the bisector of A?
Drag the steps and drop them in order from start to finish.
The correct sequence of the steps required to construct the bisector of \( \angle{A}\) is presented as follows;
Place the point of the compass at point A and draw an arc that intersects the sides of \( \angle{A}\). Label the points of intersection as points B and C.Place the point of the compass on point B and draw an arc in the interior of the angleWithout changing the opening of the compass, place the point of the compass at point C and draw another arc in the interior of the angleLabel the intersection of the arcs in the interior of the angle as point D.Use the straight edge to draw \( \overrightarrow{AD}\)What is the correct order of steps required to construct the bisector of \( \angle{A}\)?The game given steps and their number of appearance in the question photo are;
1. Label the intersection of the arcs in the interior of the angle as point D.
2. Without changing the opening of the compass, place the point of the compass at point C and draw another arc in the interior of the angle
3. Place the point of the compass on point B and draw an arc in the interior of the angle
4. Use the straight edge to draw \( \overrightarrow{AD}\)
5. Place the point of the compass at point A and draw an arc that intersects the sides of \( \angle{A}\). Label the points of intersection as points B and C.
The correct order of the steps required to construct the bisector of \( \angle{A}\) is as follows;
Step 5 → Step 3 → Step 2 → Step 1 → Step 4
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Put the following equation of a line into slope-intercept form, simplifying all
fractions.
5x - y = 2
Answer:
y=5x-2
Step-by-step explanation:
y=mx+b is slope-intercept form. To get this, we need to isolate y.
First subtract 5x from both sides.
5x-y=2
-5x -5x
----------------
-y=2-5x
y needs to be positive, so divide both sides by -1.
-y/-1=2-5x/-1
y=-2+5x
Lastly, rearrange.
y=5x-2
A researcher is interested in the effects of room color (yellow, blue) and room temperature (20, 24, 28 degrees Celsius) on happiness. A total of 120 university students participated in this study, with 20 students randomly assigned to each condition. After sitting for 30 mins. in a room that was painted either yellow or blue, and that was either 20, 24, or 28 degrees, students were asked to rate how happy they felt on a scale of 1 to 15, where 15 represented the most happiness.
The results are as follows:
temperature room color happiness
20 yellow 12
24 yellow 10
28 yellow 6
20 blue 4
24 blue 4
28 blue 4
B) What is the name given to this type of design?
The name given to this type of design is a factorial design. A factorial design is a design in which researchers investigate the effects of two or more independent variables on a dependent variable.
In this study, two independent variables were used: room color (yellow, blue) and room temperature (20, 24, 28 degrees Celsius), while the dependent variable was happiness.
Each level of each independent variable was tested in conjunction with each level of the other independent variable. There are a total of six experimental conditions (two colors × three temperatures = six conditions), and twenty students were randomly assigned to each of the six conditions.
The researcher then examined how each independent variable and how the interaction of the two independent variables affected the dependent variable (happiness). Therefore, this study is an example of a 2 x 3 factorial design.
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What is the distance between points N and M?
A. 4.2
B. 5.8
C. 11.9
D. 11.6
Answer:
Answer B is closest: 5.8 units
Step-by-step explanation:
Points M and N appear to lie in the same plane, so this problem is a 2-dimensional one. The distance along the x axis from N to the origin is 5 units and that along the y axis from the origin to M is 3 units. We apply the Pythagorean Theorem, as follows:
d = √(3² + 5²), or
d = √34, which is approximately 5.83 units. Answer B is closest: 5.8 units.
If the 5th term of a geometric progression (GP) is 6.25 and the 7th term is 1.5625, determine the 1st term, and the common ratio. Select one: O a. a₁ = 10, r=0.5 O b. a₁ = -100, r = 0.5 Oca₁ = 100, r = ±0.5 O d. a₁ = 100, r = ±0.25
Answer:
\(\mathrm{a=10,\ r=0.5}\)
Step-by-step explanation:
\(\mathrm{The\ nth\ term\ of\ any\ geometric\ sequence\ is\ given\ by:}\\\mathrm{t_n=ar^{n-1}}\\\mathrm{Given,}\\\mathrm{5th\ term(t_5)=6.25}\\\mathrm{or,\ ar^{5-1}=6.25}\\\mathrm{or,\ ar^4=6.25......(1)}\\\\\mathrm{And,\ 7th\ term(t_7)=1.5625}\\\mathrm{or,\ ar^{7-1}=1.5625}\\\mathrm{or,\ ar^6=1.5625.........(2)}\)
\(\mathrm{Dividing\ equation(2)\ by\ (1),}\\\mathrm{\frac{ar^6}{ar^4}=\frac{1.5625}{6.25}}\\\\\mathrm{or,\ r^2=\frac{1}{4}}\\\\\mathrm{or,\ r=\frac{1}{2}}\)
\(\mathrm{From\ equation(1)\ we\ have}\\\mathrm{ar^4=6.25}\\\mathrm{or,\ a(0.5)^4=6.25}\\\mathrm{or,\ a=100}\)
Alternative method:
\(\mathrm{Here,\ the\ sixth\ term\ of\ the\ sequence\ is\ geometric\ mean\ of\ the\ 5th\ and\ 7th}\\\mathrm{term.}\\\mathrm{So,\ we\ may\ say:}\\\mathrm{t_6=\sqrt{t_5\times t_7}}=\sqrt{6.25\times 1.5625}=3.125\\\mathrm{Now,\ common\ ratio(r)=\frac{t_6}{t_5}=\frac{3.125}{6.25}=\frac{1}{2}=0.5}\\\mathrm{We\ know,\ t_6=3.125}\\\mathrm{or,\ ar^5=3.125}\\\mathrm{or,\ a(0.5)^5=3.125}\\\mathrm{or,\ a=100}\)
The first term and common ratio of the geometric progression (GP) can be determined based on given information. First term (a₁) is 100, and the common ratio (r) is ±0.5, leading to correct answer c. a₁ = 100, r = ±0.5.
By analyzing the values of the 5th and 7th terms, we can find the relationship between them and solve for the unknowns. The correct answer is c. a₁ = 100, r = ±0.5. In a geometric progression, each term is obtained by multiplying the previous term by a constant ratio. Let's denote the first term as a₁ and the common ratio as r. Based on the given information, the 5th term is 6.25 and the 7th term is 1.5625.
Using the formula for the nth term of a geometric progression, we can express these terms in terms of a₁ and r:
a₅ = a₁ * r⁴ = 6.25
a₇ = a₁ * r⁶ = 1.5625
To solve for a₁ and r, we can divide the equations:
(a₇ / a₅) = (a₁ * r⁶) / (a₁ * r⁴)
1.5625 / 6.25 = r²
0.25 = r²
Taking the square root of both sides, we have:
r = ±0.5 Substituting the value of r back into one of the equations, we can solve for a₁:
6.25 = a₁ * (0.5)⁴
6.25 = a₁ * 0.0625
a₁ = 6.25 / 0.0625
a₁ = 100
Therefore, the first term (a₁) is 100, and the common ratio (r) is ±0.5, leading to the correct answer c. a₁ = 100, r = ±0.5.
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.75 (x +20)=2 +0.5 (x-2)
Answer:
i need help too
Step-by-step explanation:
Solve the attached problem please
Answer:
41910.
Step-by-step explanation:
We can calculate this by first finding the sum for k = 1 to 50 then subtracting the sum for k = 1 to 14.
We use the formula (1/6)n(n+1)(2n+1)
So for 1 to 50 its 1/6 * 50* 51 * 101 = 42925
and for 1 to 14 it comes to 1/6*14*15*29 = 1015
So the answer is 41910.
Find the interquartile value for the data below:
3, 7, 11, 13, 15, 16, 18
O7
O9
O16
13
evaluate 4a - 2b +c over 2 abc when a=5 b=-2 and c=1
Answer:
0.85
Step-by-step explanation:
4a-2b+c/2abc
where a=5,b=2,c=1
4(5)-2(2)+1/2×5×2×1
20-4+1/20
17/20
0.86
simplify . 7(8-1)+(-1) ^)2/1+2^2
Answer:
\( \frac{50}{5} = 10\)
Step-by-step explanation:
\( \frac{7(8 - 1) + ( - 1 {)}^{2} }{1 + {2}^{2} } \)
\( \frac{7 \times 7 + ( - 1 {)}^{2} }{1 + {2}^{2} } = \frac{7 \times 7 + 1}{1 + {2}^{2} } \)
\( \frac{7 \times 7 + 1}{1 + 4} = \frac{49 + 1}{1 + 4} = \frac{49 + 1}{5} \)
\( = \frac{50}{5} = 10\)
Solve the given differential equation by separation of variables. csc(y) dx + sec2(x) dy = 0
The given differential equation with variable separation will be cosy = -1/2 sin2x + C.
What is a differential equation?A differential equation in mathematics is an equation that connects the derivatives of one or more unknown functions.
Applications often involve functions that reflect physical quantities, derivatives that depict the rates at which those values change, and a differential equation that establishes a connection between the three.
Due to the prevalence of these relationships, differential equations are widely used in many fields, including engineering, physics, economics, and biology.
So, we have the differential equation:
csc(y) dx + sec2(x) dy = 0
We, are aware that:
csc(y) = 1/ siny
sec(x) = 1/ cosx
We can also write it:
dx/siny = dy/cos2x
Cross multiplication with variable separation:
siny dy = cos2x dx
Differentiate:
cosy = -1/2 sin2x + C
As a result, the given differential equation with variable separation will be
cosy = -1/2 sin2x + C.
Therefore, the given differential equation with variable separation will be cosy = -1/2 sin2x + C.
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hey can someone help me pls *ANSWER ASAP*
This is a translation of 2 units to the left and 5 units up, so the correct option is the first one.,
Which is the translation applied?Remember that a vertical translation of N units is:
g(x) = f(x) + N
if N < 0 the translation is down.
if N > 0 the translation is up.
And a horizontal translation of N units is:
g(x) = f(x + N)
If N > 0 the translation is to the right.
if N < 0 the translation is to the left.
Here we have the transformation:
f(x) = x²
g(x) = (x + 2)² + 5
So this is a translation of 2 units to the left and 5 units up.
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Mitch ran 5/2 of a mile in 1/3 of an hour. How many hours will it take Mitch to run 1 mile?
It will take 15/2 hours for Mitch to run 1 mile. Cancelling out the common factors from numerator and denominator, the ratio reduces to 15/2.
Mitch ran 5/2 of a mile in 1/3 of an hour. To calculate how many hours it will take Mitch to run 1 mile, we need to use a ratio. The ratio is (5/2)/(1/3). To solve this, we need to multiply the numerator and denominator of the first fraction with the denominator of the second fraction, and then multiply the numerator and denominator of the second fraction with the denominator of the first fraction. So, the ratio becomes (5/2)*(3/1)/(1/3)*(2/1). Cancelling out the common factors from numerator and denominator, the ratio reduces to 15/2. This means that it will take 15/2 hours for Mitch to run 1 mile.
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Please answer (-3+4)2 and another one is -5(4-2) I need answers to both pleaseee
Answer:
Step-by-step explanation:
Think of the outside function as a scaling quantity. You are applying that outside term to each and every term on the inside, Thats the basis for the distributive property.
1.)3 x 2 + 3 x 8 = 24
Now that you got the steps down, ima do the rest in my head
2.) 2
3.) -10
4.) -50
Answer:
Step-by-step explanation:
Distributive property: a(b +c) = ab + ac
a(b - c) = ab - ac
1) 3(2 + 8) = 3*2 + 3*8
= 6 + 24
= 30
2) (-3 + 4)2 = -3*2 + 4*2
= -6 + 8
= 2
3) -5(4 - 2) = -5*4 - (-5)*2
= - 20 + 10
= -10
4)(12 +13)(-2) = 12*(-2) + 13 *(-2)
= -24 - 26
= -50
Does y=2(15)^x represent an exponential function? need ASAP
Answer:
Yes it is an exponential function
Step-by-step explanation:
The given equation can be written in the form y = abˣ , and:
a and b are constants (a = 2, b = 15)
a ≠ 0
b > 0
b ≠ 1
ovements in demand that do not follow a given pattern are referred to as random variations. True or false?
The statement 'movements in demand that do not follow a given pattern are referred to as random variations' is true as they are unpredictable fluctuations in demand.
Random variations in demand refer to unpredictable fluctuations that do not follow any particular pattern or trend. These fluctuations can be caused by a variety of factors such as changes in consumer behavior, external events, or random chance and cannot be easily forecasted or attributed to a specific cause.
Random variations can make it difficult for businesses to accurately forecast demand and plan accordingly, which is why it is important to have robust forecasting and inventory management systems in place. Hence, the statement is true.
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Help needed
And would really be needed
Answer:
I don't know ♀️
Step-by-step explanation: