Answer:
The answer is C i'm pretty sure
Hope this helps :)
this is the question I need help with
The Sun's rays hit the Earth most directly close to the equator, whereas near the poles they hit at a sharp angle.
This indicates that the tropics are warmer than the poles and that higher latitudes absorb less solar radiation per square centimeter (or inch) of surface area than lower latitudes do.
The incoming solar energy is more direct (almost perpendicular or closer to a 90° angle) when the sun's rays hit the surface of the Earth close to the equator. Warmer temperatures result from the solar radiation being concentrated over a smaller surface area.
Near the equator, the incoming solar radiation impacts the Earth's surface more directly (nearly perpendicular or closer to a 90° angle). Because the sun radiation is concentrated over a smaller surface area, it leads to warmer temperatures.
Why do areas close to the equator get hotter than those close to the poles?Since less surface area receives sunlight at the equator than at the poles, it warms up more quickly. Less atmosphere needs to be traveled through at the equator than at the poles.
As a result, the Earth's surface receives more solar heat. The variance in solar energy received at various latitudes affects atmospheric circulation.
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Complete Question -
How is the heat energy per area received from sunlight different at the equator than at the poles?
11. Interest earned: $10
Principal: $250
Interest rate: 4%
Time: ?
I just have a test due and can’t get these !!
Answer:
hello
Step-by-step explanation:
no sé soy nuevo jajajaja
Samuel's lunch account begins with $50 and has $4 taken out each day.
Susie's lunch account begins with $36 and has $3 taken out each day.
Which inequality can be used to find x, how many days the balance in
Samuel's account will be less than the balance in Susie's account?
50 - 4x > 36 - 3x
50 + 4x > 36 + 3x
50 - 4x < 36. 3x
50+ 4x < 36. 3x
Answer:
C. 50 - 4x < 36 - 3x
Step-by-step explanation:
Explain how to use the circle to figure out the measurement if the angles.
Answer:
You can find the area of a sector of a circle if you know the angle between the two radii. A circle has a total of 360 degrees all the way around the center, so if that central angle determining a sector has an angle measure of 60 degrees, then the sector takes up 60/360 or 1/6, of the degrees all the way around.
Step-by-step explanation:
That's the answer
The measure of each angle in the given circle is 120°.
What is the circle?A circle is a two-dimensional figure formed by a set of points that are at a constant or at a fixed distance (radius) from a fixed point (center) on the plane. The fixed point is called the origin or center of the circle and the fixed distance of the points from the origin is called the radius.
Th given circle is divided into 3 equal parts.
We know that, central angle of circle measures 360°.
Now, each angle measures =360/3
= 120°
Therefore, the measure of each angle in the given circle is 120°.
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a candlemaker prices one set of scented candles at $10
y=10x
x= how many candles
6. What is the area of he trapezoid? Help Please
Answer:
It’s G. 330 m^2
Step-by-step explanation:
The formula for a trapezoid is (a+b)/2 times h.
So a is base one and b is base two and the h is the height.
So it would be like (19+41)/2 X 11 then you would get
60/2 X 11
30 X 11 equals 330
if i am on the computer for 5 hours every weekday for a year how long am i on the computer?
Answer: 300
Step-by-step explanation:
You are on the computer 5 hrs/per weekday, 25 hrs per week, 1300 hrs per year
y=2/3x + 7/3 -4x+6y=14
The sοlutiοn οf the system οf equatiοn is x = 0 and y = 7/3.
What is a incοnsistent system?If there is nο sοlutiοn tο a system οf equatiοns, it is incοnsistent system; οtherwise, there must be at least οne sοlutiοn. If a set οf equatiοns has infinitely many sοlutiοns, it is dependent.
Every οne οf the equatiοns in a system οf equatiοns must have a sοlutiοn in οrder fοr the system tο be cοnsistent. This demοnstrates that a set οf values fοr the variables may simultaneοusly satisfy all οf the system's equatiοns and shοw that they are nοt mutually exclusive.
There is nο sοlutiοn tο an equatiοn system that satisfies all οf the equatiοns in the system. This indicates that nο cοmbinatiοn οf values fοr the variables can cοncurrently satisfy all οf the system's equatiοns since they are incοmpatible.
The given equatiοns are:
y = 2/3x + 7/3
-4x+6y=14
Substituting the value of y in the second equation:
-4x + 6y = 14
-4x + 6(2/3x + 7/3) = 14
-2x + 4x + 14 = 14
2x = 0
x = 0
Substitute the value of x = 0 we have:
y = 2/3(0) + 7/3
y = 7/3
Hence, the solution of the system of equation is x = 0 and y = 7/3.
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Complete question:
Given system of equations y = 2/3x + 7/3 and -4x + 6y = 14
Find the value of x and y.
Hannah is participating in a marathon. She can run 4 miles in 50 minutes. At this rate, how long will it take Hannah to run 30 miles?
A. 375 hours
B. 200 hours
C. 6.25 hours
D. 4.5 hours
A university computer breaks down on average 2 times a month. (Assume that 4 weeks constitute a month.) (a) (3pts) Find the probability that during the next month this computer will break down more than one time. (b) (4pts) Find the probability that the time between two consecutive break downs is longer than 2 weeks. To solve this question use the random variable defined as "waiting time between breakdowns in weeks" (c) (4pts) Find the probability that the time between two consecutive break downs is longer than 2 weeks. To solve this question use the random variable defined as "waiting time between breakdowns in months" (d) (4pts) Find the probability that the time between two consecutive break downs is longer than 2 weeks. To solve this question use the random variable defined as "the number of breakdowns per week" (e) (4pts) Find the probability that the time between two consecutive break downs is longer than 2 weeks. To solve this question use the random variable defined as "the number of breakdowns per 2 weeks"
a. The probability that the computer will break down more than one time in the next month is 0.5940. b. The probability that the time between two consecutive break downs is longer than 2 weeks is 0.1353. c. The probability that the time between two consecutive break downs is longer than 2 weeks is 0.3679. d. The probability that the time between two consecutive break downs is longer than 2 weeks is 0.6065. e. The probability that the time between two consecutive break downs is longer than 2 weeks is 0.4060.
(a) Let X be the number of times the computer breaks down in a month. Then X follows a Poisson distribution with λ = 2 (since the average number of breakdowns per month is 2). We need to find P(X > 1). Using the Poisson distribution formula, we get:
P(X > 1) = 1 - P(X ≤ 1) = 1 - [P(X = 0) + P(X = 1)]
= 1- [\(e^{(-2)(2^{0}/0) }\) + \(e^{(-2)(2^{1}/1) }\) ]
= 1 - [0.1353 + 0.2707]
= 0.5940
Therefore, the probability that the computer will break down more than one time in the next month is 0.5940.
(b) Let T be the waiting time between two consecutive break downs in weeks. Then T follows an exponential distribution with parameter λ = 2 (since the average time between two consecutive break downs is 1/2 week). We need to find P(T > 2). Using the exponential distribution formula, we get:
P(T > 2) = \(e^{(-2*2)}\) = 0.1353
Therefore, the probability that the time between two consecutive break downs is longer than 2 weeks is 0.1353.
(c) Let U be the waiting time between two consecutive break downs in months. Then U follows an exponential distribution with parameter λ = 1/2 (since the average time between two consecutive break downs is 1/2 month). We need to find P(U > 2/4). Using the exponential distribution formula, we get:
P(U > 2/4) = \(e^{(\frac{-1}{2}*\frac{2}{4} )}\)= \(e^{(-1)}\) = 0.3679
Therefore, the probability that the time between two consecutive break downs is longer than 2 weeks is 0.3679.
(d) Let Y be the number of breakdowns per week. Then Y follows a Poisson distribution with parameter λ = 2/4 = 0.5 (since the average number of breakdowns per week is 0.5). We need to find P(Y = 0). Using the Poisson distribution formula, we get:
P(Y = 0) = \(e^{(-0.5)}\)*\((0.5^{0} )/0\) = \(e^{(-0.5)}\) = 0.6065
Therefore, the probability that the time between two consecutive break downs is longer than 2 weeks is 0.6065.
(e) Let W be the number of breakdowns per 2 weeks. Then W follows a Poisson distribution with parameter λ = 2 (since the average number of breakdowns per 2 weeks is 2). We need to find P(W ≤ 1). Using the Poisson distribution formula, we get:
P(W ≤ 1) = P(W = 0) + P(W = 1) = \(e^{(-2)(2^{0} )/ 0}\)+ \(e^{(-2)(2^{1})/1 }\) = 0.4060
Therefore, the probability that the time between two consecutive break downs is longer than 2 weeks is 0.4060.
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The lengths of the sides of a triangle are 3 , 4 , 5 Classify the triangle as acute, right, or obtuse.
The area of a triangle is 80cm² and its base is 8cm. If its height is (6+k) cm, find the value if k.
(3marks)
Answer:
K=14
Step-by-step explanation:
A=1/2*b*h
80=1/2*8*(6+k) multiply by 2 on both sides
160=8*(6+k) distribute by 8
160=48+8k subtract 48 from both sides
112=8k divide by 8
14=K
Arrange the steps in order to simplify the expression
Answer:
Step-by-step explanation:
For step explanation:
1. write the problem
2. distinguishing the neg sign
3. distributing 3
4. moving like terms next to each other through commutative property
5. Combining like terms
6. getting rid of parentheses
i’ll love you forever if you can do this
Answer:
(2, -8)
Step-by-step explanation:
The components of the vector are ...
(units right, units up)
The image is 2 units to the right and 8 units down from the original, so the translation vector is ...
(2, -8)
Answer:
(2,-8)
Step-by-step explanation:
(units right, units up)
12. TEKS 21
A customer paid a total of $6.00 for 68 copies at a print shop. Some of the copies were
black-and-white coples, and the rest were color copies.
.
Each black-and-white copy cost $0.08.
Each color copy cost $0.15.
.
Which system or equations can be used to find b, the number of black-and-white copies,
and c, the number of color copies that the customer paid for at the print shop?
The system or equations can be used to find b, the number of black-and-white copies,
and c, the number of color copies that the customer paid for at the print shop is
b + c = 68
b + c = 680.08b + 0.15c = 6
Given:
Total amount paid = $6.00
Total copies = 68
cost of black-and-white copy = $0.08
cost of color copy = $0.15
let
number of black-and-white copies = b
number of color copies = c
The equation:
b + c = 68
b + c = 680.08b + 0.15c = 6
Therefore, the system or equations can be used to find b, the number of black-and-white copies,
and c, the number of color copies that the customer paid for at the print shop is
b + c = 68
b + c = 680.08b + 0.15c = 6
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Give an example of a composite number written as a product of primes.
Choose the correct answer below.
A. 60 = 2 x 2 x 15 or 60 = 22 x 15
B. 41 = 1x41
C. 28 = 2x2x7 or 28 = 22x7
What is the time interval between the first two instants when this element has a position of y = 0. 175 m?.
The time interval between the first two instants when this element has a position of y = 0. 175 m is 21 ms.
What is the time interval?The time interval between the first two instants when this element has a position of y = 0. 175 m is calculated as;
y (x, t) = ( 0.35 m sin[1.25 rad/m)x + (99.6 rad/s)t]
x = 0
y(0,t) = 0.35 sin(1.25 rad/m)0 + 99.6t ) = 0.175
0.35 sin(99.6t) = 0.175
sin (99.6t) = 0.175/0.35
sin (99.6t) = 0.5
99.6t = sin⁻¹ (0.5)
99.6t = (π/6 ) or ( π - π/6) = 5π/6
time, t₁ = ( π/6 ) / ( 99.6 ) = 5.257 x 10⁻³ s
time, t₂ = ( 5π/6 ) / ( 99.6 ) = 26.28 x 10⁻³ s
time interval = t₂ - t₁
= 26.28 x 10⁻³ s - 5.257 x 10⁻³ s
= 21 x 10⁻³ s
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The complete question is below:
A transverse wave on a string is described by the equation
y (x, t) = ( 0.35 m) sin[1.25 rad/m)x + (99.6 rad/s)t]
Consider the element of the string at x = 0.
What is the time interval between the first two instants when this element has a position of y = 0. 175 m?
pls i need help with this math question what is 17 - 12
³d what is the anwser
Answer:
75%
Step-by-step explanation:
48 of 64 times 100
48/64 × 100
0.75 × 100
75
So 75% of the bottle of orange juice is water
Hope this helps!!
Which set of three angles could represent the interior angles of a triangle?
Answer:
As a claustrophobia, I can ????
O 35°, 35°, 20°
GRAPH each triangle and CLASSIFY the triangle according to its sides and angles.Number 2
GIVEN
A triangle DOG with the coordinates of the vertices given to be: D(1, 9), O(7, 9), and G(4, 2).
SOLUTION METHOD
To correctly classify the triangle, we need to get the lengths of each side of the triangle.
The formula to calculate the length of a line between two given points is given to be:
\(AB=\sqrt[]{(x_2-x_1)^2+(y_2-y_1)^2}\)Distance of Line DO:
\(\begin{gathered} D=(x_1,y_1)=(1,9) \\ O=(x_2,y_2)=(7,9) \end{gathered}\)Therefore, the length is given to be:
\(\begin{gathered} DO=\sqrt[]{(7-1)^2+(9-9)^2} \\ DO=\sqrt[]{6^2+0^2} \\ DO=\sqrt[]{36} \\ DO=6 \end{gathered}\)Distance of Line OG:
\(\begin{gathered} O=(x_1,y_1)=(7,9) \\ G=(x_2,y_2)=(4,2) \end{gathered}\)Therefore, the length is given to be:
\(\begin{gathered} OG=\sqrt[]{(4-7)^2+(2-9)^2} \\ OG=\sqrt[]{(-3)^2+(-7)^2} \\ OG=\sqrt[]{9+49} \\ OG=\sqrt[]{58} \end{gathered}\)Distance of Line DG:
\(\begin{gathered} D=(x_1,y_1)=(1,9) \\ G=(x_2,y_2)=(4,2) \end{gathered}\)Therefore, the length is given to be:
\(\begin{gathered} DG=\sqrt[]{(4-1)^2+(2-9)^2} \\ DG=\sqrt[]{3^2+(-7)^2} \\ DG=\sqrt[]{9+49} \\ DG=\sqrt[]{58} \end{gathered}\)The lengths of the sides are:
\(\begin{gathered} DO=6 \\ OG=\sqrt[]{58} \\ DG=\sqrt[]{58} \end{gathered}\)CONCLUSION
Since two of the sides are equal, then the triangle is an ISOSCELES TRIANGLE.
Triangle EFG has vertices E(−4, 1), F(−3, −2), and G(2, 1). Find the coordinates of the image of points E', F', and G' after a translation 2 units down.
The coordinates of the images after the translation are E'(-4,-1), F'(-3,-4), and G'(2,-1).
Finding the coordinates of the image of points E', F', and G'To translate a point 2 units down, we subtract 2 from its y-coordinate.
For point E(-4,1), the image E' will have coordinates (-4,1-2) = (-4,-1).
For point F(-3,-2), the image F' will have coordinates (-3,-2-2) = (-3,-4).
For point G(2,1), the image G' will have coordinates (2,1-2) = (2,-1).
Therefore, the coordinates of the images after the translation are E'(-4,-1), F'(-3,-4), and G'(2,-1).
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In the number 98.48, what will you multiply by to get rid of the decimal?
Based on the number, 98.48, the number you need to multiply by to get rid of the decimal is 100.
What number should you multiply by to remove the decimal?The number that you multiply a number with if you want to remove the decimal has to be a power of 10. The power of 10 used will depend on the number of figures after the decimal.
If there is a single number after the decimal point, then multiply by 10.
If there are two numbers after the decimal point, multiply by 100.
If there are three numbers after the decimal point, multiply by 1,000.
In the case of 98.48, there are two number after the decimal point so you'll multiply by 100 to get:
= 98.48 x 100
= 9,848
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If a three-digit number is divided by 5 or by 6, remainder is 1 in each case. What is the least such three-digit number?
Answer:
The least three-digit number which leaves a remainder of 1 when divided by 5 or 6 is 101.
Step-by-step explanation:
This is because 101 is the smallest three-digit number which is not a multiple of either 5 or 6. To see that 101 is the smallest such number, you can check that 100 and 99 are both multiples of both 5 and 6, and 98 is a multiple of 6.
What number must be added to the expression below to complete the square? x2-5x
Answer:
6.25
Step-by-step explanation:
(x-a)^2=x^2-2ax+a^2
2a=5
a=2.5
2.5 ^ 2 = 6.25
Study this table.
x
y
–3
–2
–2
0
0
4
4
12
Which best describes the function represented by the data in the table?
linear with a common ratio of 2
linear with a common first difference of 2
quadratic with a common ratio of 2
quadratic with a common first difference of 2
HELP WITH C
5mph buffer what is the new function and graph?
The function for fine at every speed should be doubled in construction zones is f(n)= -8.75n+637.5.
What is the function?Functions are the fundamental part of the calculus in mathematics. The functions are the special types of relations. A function in math is visualized as a rule, which gives a unique output for every input x.
The coordinate points from the graph are (10, 550) and (30, 200).
Here, slope = (200-550)(30-10)
= -350/20
= -35/2
= -17.5
Substitute m= -17.5 and (x, y)=(10, 550) in y=mx+c, we get
550=-17.5(10)+c
c=550+175
c=725
So, the equation is y= -17.5x+725
Thus, f(n)= -17.5n+725
a) The fine at every speed should go up by $10.
So, the coordinates are (10, 560) and (30, 210)
New slope (m)= (210-560)(30-10)
= -350/20
= -35/2
= -17.5
Substitute m= -17.5 and (x, y)=(10, 560) in y=mx+c, we get
560=-17.5(10)+c
c=550+175
c=735
So, the equation is y= -17.5x+735
Thus, f(n)= -17.5n+735
b) The fine at every speed should be doubled in construction zones.
So, the coordinates are (20, 550) and (60, 200)
New slope (m)= (200-550)(60-20)
= -350/40
= -8.75
Substitute m= -8.75 and (x, y)=(20, 550) in y=mx+c, we get
550=-8.75(10)+c
c=550+87.5
c=637.5
So, the equation is y= -8.75x+637.5
Thus, f(n)= -8.75n+637.5
Therefore, the function for fine at every speed should be doubled in construction zones is f(n)= -8.75n+637.5.
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Replace ? with an expression that will make the equation valid.
Answer:
4x³
Step-by-step explanation:
d/dx ln(x⁴ + 7) = 1/(x⁴ + 7) × _?
To obtain the missing expression, let us simplify d/dx ln(x⁴ + 7). This can be obtained as follow:
Let y = ln (x⁴ + 7)
Let u = (x⁴ + 7)
Therefore,
ln(x⁴ + 7) = ln u
Thus,
y = ln u
dy/du = 1/u
Next, we shall determine du/dx. This is illustrated below:
u = (x⁴ + 7)
du/dx = 4x³
Finally, we shall determine dy/dx of ln (x⁴ + 7) as follow:
dy/dx = dy/du × du/dx
dy/du = 1/u
du/dx = 4x³
dy/dx = 1/u × 4x³
But:
u = (x⁴ + 7)
Therefore,
dy/dx = 1/(x⁴ + 7) × 4x³
Thus, the missing expression is 4x³
For which value of x is inequality 3(1+x)<+6true?
Answer: For in the inequality to be true, X must be less than or equal to 1. That represented as an in equality is X < 1.
x<1 true
Step-by-step explanation:
3(1+x)<+6= 3×1+3×X<+6=3+3x<6 then3x=6-3 solution 3x=3 devide by 3 both sides the answer is x=1 hence x<1 verified
I WILL MARK BRAINIEST
Answer:
x=20
4=140
1=40
Step-by-step explanation:
7x=2×+100
5×=100
×=20
4=7(20)=140
1=180-140=40
Answer:
x=20
m<4=140
m<1=40
Step-by-step explanation:
to figure out angle 1 just subtract 140 from 180