Answer:
Step-by-step explanation:
Let the consecutive even integers be 2n and 2n+2.
lesser integer = 2n
Greater integer = 2n+2
If twice the lesser of two integers is 4 less than two times the greater integer, this is expressed mathematically as;
2(less integer) = 2(greater integer) - 4
Substituting the given integers;
2(2n) = 2(2n+2)-4
2(2n) = 2[(2n+2)-2]
2n = 2n+2-2
2n = 2n
2 = 2
This two values cancels out and become 0 = 0. This equality shows that it is an identity pair and it is true for all even integers.
HELP ! Due today, will mark brainly
The measures of the angles are
TLN = 51 degrees, NLM = 129 degrees and MZQ = 129 degreesJZQ = TLN = 99 degreesLMO= ZMR = 34 degrees and LMR = y = 166 degreesHow to determine the measures of the angles?1. Angle TLN, MZQ and NLM
The angles TLN and NLM are supplementary angles
So, we have
TLN + NLM = 180
This gives
3x - 18 + y = 180
Also, we have
TLN + MZQ = 180
So, we have
3x - 18 + 5x + 14 = 180
Evaluate the like terms
8x -4 = 180
This gives
8x = 184
Divide
x = 23
Substitute x = 23 in 3x - 18 + y = 180
3 x 23 - 18 + y = 180
Evaluate
51 + y = 180
So, we have
y = 129
The above computations imply that:
TLN = 3 x 23- 18 = 51 degrees
NLM = y = 129 degrees
MZQ = 5 x 23 + 14 = 129 degrees
2. Angle JZQ and TLN
The above means that
JZQ = TLN
So, we have
9x + 9 = 8x + 19
Evaluate
x = 10
So, we have
JZQ = TLN = 9 * 10 + 9
JZQ = TLN = 99 degrees
3. Angle ZMR, LMO and LMR
The angles ZMR and LMO are congruent angles
So, we have
ZMR = LMO
This gives
x + 14 = 2x - 6
Evaluate
x = 20
Also, we have
LMR + LMO = 180
So, we have
y + 2x - 6 = 180
y + 2 x 10 - 6 = 180
y + 14 = 180
So, we have
y = 166
The above computations imply that:
LMO= ZMR = 20 + 14 = 34 degrees
LMR = y = 166 degrees
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HELP ME PLS
how do you graph a function??????
Answer:
It depends on the type of function, but essentially the process is the same
Step-by-step explanation:
You gather up all of the y values and x values and plot them onto a coordinate grid. If you are using a calculator, go to the "y=" button and input the function and then hit "graph"
Which equation correctly shows the absolute value of -8
a |8|= 8
b |8|= -8
c |-8|= 8
d |-8|= -8
The equation that correctly shows the absolute value of -8 is |-8|= 8. Option C
What is absolute value?Absolute value can be defined as the value of a number irrespective of its distance from zero on the number line.
It is represented with the symbol, " | | "
Irrespective of the direction of the number or the value from zero, it is the same.
Absolute value must be a positive value
Example: The absolute value of -2 is 2
From the information given, we have;
The absolute of -8
|-8| = 8
Hence, the value is 8
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Answer:
c
Step-by-step explanation:
The diagonal of a tv screen is 26 inches. the base is 18.8 inches wide. how tall is the tv?
the height of the triangle formed by the diagonal and base of the TV screen.
The height of the TV is approximately 15.6 inches.
(26 inches / √2) = 18.8 inches
(18.8 inches * √2) = 26 inches
Height = (26 inches / 18.8 inches) * 18.8 inches
Height = 15.6 inches
Step 1: Calculate the hypotenuse of the triangle formed by the diagonal and base of the TV screen.
Hypotenuse = diagonal / √2
Hypotenuse = 26 inches / √2
Hypotenuse = 18.8 inches
Step 2: Calculate the diagonal of the triangle formed by the hypotenuse and base of the TV screen.
Diagonal = hypotenuse * √2
Diagonal = 18.8 inches * √2
Diagonal = 26 inches
Step 3: Calculate the height of the triangle formed by the diagonal and base of the TV screen.
Height = diagonal / base
Height = 26 inches / 18.8 inches
Height = 15.6 inches
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I really need help with this I don’t have much time
Answer:
The answer is 5 because you will have to subtract 12 from 112 to get 100 and then divide 100 by 20 to get the answer 5.
A high school auditorium contains 208 students. The
ratio of boys to girls is 7:6. How many boys are in the
auditorium?
Answer:
boys=112
Step-by-step explanation:
g+b=208
6b=7g
6b=7(208-b)
6b=1456-7b
6b+7b=1456
113b=1456
divide both of them by 13 it gives 112 boys
40.53 grams divided by 25.5ml rounded to the nearest hundredth
Hi!
Your answer should be: 2.00 (or 2).
Hope this helps!
Suppose you roll a regular 6-faced die.
If you roll the die 300 times, about how many times would you expect to get a 5?
Answer:
50 times
Step-by-step explanation:
The lateral area of the smaller cylinder is 25pi and the lateral area of the larger cylinder is 64pi. If the volume of the smaller cylinder is 150pi, what is the volume of the larger cylinder?
The volume of the larger cylinder is (25/8)πR³.
What is volume?Volume is a measure of the amount of space occupied by a three-dimensional object. It is typically measured in units of cubic meters, cubic centimeters, cubic feet.
According to question:Let's denote the radius and height of the smaller cylinder as r and h, respectively, and the radius and height of the larger cylinder as R and H, respectively.
We know that the lateral area of a cylinder is given by the formula:
Lateral area = 2πrh
Using this formula for the smaller and larger cylinders, we get:
25π = 2πrh
64π = 2πRH
Dividing both sides of the first equation by 2π, we get:
rh = 25/2π
We also know that the following formula determines a cylinder's volume:
Volume = πr²h
Using this formula for the smaller cylinder, we get:
150π = πr²h
Substituting rh = 25/2π from above, we get:
150π = πr²(25/2π)
r² = 12
Taking the square root of both sides, we get:
r = √12 = 2√3
Substituting this value into rh = 25/2π, we get:
h = 25/(2πr) = 25/(4π√3)
Now, we can use the ratio of the lateral areas to find the ratio of the heights:
25π/64π = (2πrh)/(2πRH)
25/64 = rh/RH
25/64 = (2√3)(25)/(4πR)(H)
H = 2hR/r
Finally, we can use the formula for the volume of the larger cylinder to find its volume:
Volume = πR²H
Volume = πR²(2hR/r)
Volume = 2πR³h/r
Substituting the values we found for r, h, and H, we get:
Volume = 2π(R³)(25/(4π√3))/(2√3)
Volume = (25/8)πR³
Therefore, the volume of the larger cylinder is (25/8)πR³.
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-A triangle has sides with the measure of 11m, 11m, and 25m. State if this is a triangle
or not.
is it a triangle?
Answer:
Nope
Step-by-step explanation:
According to the Triangle Inequality Theorem, any 2 sides of the triangle must always be more than the third. Here, we can see that the theorem is violated because 11 + 11 < 25. Therefore, it is not a legitimate Triangle.
Aaron ate ½ as much pizza as David. If Aaron ate ¼ of a pie, what fraction of the pie did David eat? Write and solve an equation.
Given that Aaron ate half as much pizza as David and Aaron ate 1/4 of a pie, we can determine the fraction of the pie David ate by setting up an equation and solving for it.
Let's assume that David ate x amount of pizza, which represents the fraction of the pie he consumed. Since Aaron ate half as much pizza as David, we can express Aaron's portion as (1/2)x. We are also given that Aaron ate 1/4 of a pie, so we can set up the equation:
(1/2)x = 1/4
To solve for x, we can multiply both sides of the equation by 2 to eliminate the fraction:
2 * (1/2)x = 2 * (1/4)
x = 1/2
Therefore, David ate 1/2 of the pie. This means that Aaron ate half as much pizza as David, while David consumed the remaining half of the pie.
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is this right babes xoxo
Answer:
Step-by-step explanation:
d: 24 + 5√ 30/6, 24 − 5√ 30/6
6x (x - 8) - 29 =
−3x=2
2cos(x)−√3=0
2sin2(x)−sin(x)=0
Please help will mark brainliest:)
Answer:
I think It's B. But I'm not sure Hope I Helped
Step-by-step explanation:
How can you solve one-variable equations using inverse operations?
Answer:
you can't, im sorry I don't knowbit but I do need points
If r = 2,440, then what is 29.3r?
Answer:
29.3r
29.3x2440
=71,492
(-25) devided (-5).
Answer:
Step-by-step explanation:
Here you go mate
step 1
(-25)/(-5)
step 2
(-25)/(-5) divide the equation by 5
answer
=5
Answer: 5
Step-by-step explanation:
Multiplying or dividing a negative by a negative results in a positive.
\((-10)/(-2)=5\)
Multiplying or dividing a negative by a positive results in a negative.
\((-10)/(2)=-5\)
Multiplying or dividing a positive by a negative results in a negative.
\((10)/(-2)=-5\)
Multiplying or dividing a positive by a positive results in a positive.
\((10)/(2)=5\)
Thus, because -25 and -5 are both negatives, the answer must be positive.
Use the factors of the function and the y-intercept to find the standard form of the equation representing Jared’s function.
Type the correct answer in the box.
The equation of the polynomial is P(x) = 0.16875x² - 0.3375x - 13.5
How to determine the equation of the polynomialFrom the question, we have the following parameters that can be used in our computation:
The graph
On the graph, we have the following readings:
A root of multiplicity 1 at x = -8A root of multiplicity 1 at x = 10y-intercept = -13.5A polynomial is represented as
P(x) = a * (x - zero)^multiplicity
Using the above as a guide, we have the following:
P(x) = a * (x + 8)(x - 10)
The y-intercept is -13.5
So, we have
a * (0 + 8)(0 - 10) = -13.5
This gives
a = 0.16875
Recall that
P(x) = a * (x + 8)(x - 10)
So, we have
P(x) = 0.16875(x + 8)(x - 10)
Expand
P(x) = 0.16875(x² + 8x - 10x - 80)
P(x) = 0.16875(x² - 2x - 80)
Remove bracket
P(x) = 0.16875x² - 0.3375x - 13.5
Hence, the expression is P(x) = 0.16875x² - 0.3375x - 13.5
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Algebra 2
Factor by grouping. Factor out a GCF as well, if necessary. Show your work.
32b^3p - 16b^2p + 48bp − 24p
Step-by-step explanation:
Factor by grouping. Factor out a GCF as well, if necessary. Show your work.
\(32b^{3} p - 16b^2p + 48bp-24p\)
\(8p(4b^3-2b^2+6b-3)\)
\(8p(2b^2(2b-1)+3(3b-1))\)
\(8p((2b^2+3)(2b-1))\)
Explain how the sample you collect can affect your understanding of a population.
Use the word representative in your response.
The sample we collect plays a cruciThe sample we collect can significantly affect our understanding of a population,
especially when it comes to making generalizations or drawing conclusions about the entire population based on the sample data. The key aspect in this regard is whether the sample is representative of the population.
A representative sample is one that accurately reflects the characteristics, diversity, and distribution of the population from which it is drawn. When our sample is representative, we can have greater confidence in generalizing the findings from the sample to the larger population. However, if our sample is not representative, our understanding of the population may be biased or limited.
In the provided example, the given data represents different age groups and their reported time spent with friends per day. If we were to collect a sample from this population, it would be crucial to ensure that the sample includes individuals from each age group in proportion to their representation in the population. This would help ensure that our sample accurately reflects the age distribution of the population.
If our sample is not representative, it may lead to inaccurate conclusions. For instance, if we only surveyed individuals from the age group 55-64 and ignored the other age groups, our understanding of the population's time spent with friends would be limited to that specific age group. We wouldn't be able to generalize our findings to the entire population because we would have missed important variations in behavior across other age groups.
To improve the representativeness of our sample, we could use random sampling techniques, such as simple random sampling or stratified sampling, to ensure that individuals from all age groups are included in the sample. By doing so, we can enhance our understanding of the population as a whole and make more accurate inferences.
In conclusion, the sample we collect plays a crucial role in shaping our understanding of a population. A representative sample enables us to make valid generalizations and draw reliable conclusions about the entire population. It ensures that the characteristics and diversity of the population are properly reflected in the sample, allowing for more accurate insights and informed decision-making.al role in shaping our understanding of a population
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What is the acceleration of a plane that increases its speed from 800 kilometers per hour to 860 kilometers per hour in 5 seconds?
a plumber charges a $65 fee for a repair plus $35 per hour. write an equation to model the total cost y of a repair that takes x hours.
Answer:
$65 + x=y
Step-by-step explanation: $65 is the fee, added to x which represents the amount of hours, y is the total cost
Lindsey is working really hard to improve her grade. on her first quiz she scored 67 point, on her second she scored 71, and on her third she scored 75. her scores continue to increase at the same rate. write a recursive and explicit formula for this geometric sequence.
The recursive formula for Lindsey's scores is aₙ = aₙ₋₁ \(\times\) r, and the explicit formula is aₙ \(= 67 \times r^{(n-1).\)
To find the recursive and explicit formulas for the given geometric sequence, let's analyze the pattern of Lindsey's scores.
From the given information, we can observe that Lindsey's scores are increasing at the same rate.
This suggests that the scores form a geometric sequence, where each term is obtained by multiplying the previous term by a common ratio.
Let's denote the first term as a₁ = 67 and the common ratio as r.
Recursive Formula:
In a geometric sequence, the recursive formula is used to find each term based on the previous term. In this case, we can write the recursive formula as:
aₙ = aₙ₋₁ \(\times\) r
For Lindsey's scores, the recursive formula would be:
aₙ = aₙ₋₁ \(\times\) r
Explicit Formula:
The explicit formula is used to directly calculate any term of a geometric sequence without the need to calculate the previous terms.
The explicit formula for a geometric sequence is:
aₙ = a₁ \(\times r^{(n-1)\)
For Lindsey's scores, the explicit formula would be:
aₙ \(= 67 \times r^{(n-1)\)
In both formulas, 'aₙ' represents the nth term of the sequence, 'aₙ₋₁' represents the previous term, 'a₁' represents the first term, 'r' represents the common ratio, and 'n' represents the term number.
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A flagpole casts a shadow 15 feet long. Brad is 6 feet tall. If Brad casts a 4.5ft shadow, how tall is the flag pole? (Will mark brainliest!!)
-to-teacher ratio as last year. Which proportion can the principal use to find x, the number of teachers needed this year?
Complete question :
Last year there were 221 students and 13 teachers at Hillard School. This year there are 272 students. The principal wants to keep the same student-to-teacher ratio as last year. Which proportion can the principal use to find x, the number of teachers needed this year?
Answer:
221 / 13 = 272 / x
Step-by-step explanation:
Given that :
Last year:
Number of students = 221
Number of teachers = 13
Last year:
Number of students = 272
Number of teachers = x
To keep the same student to teacher ratio :
We equate the ratio for both years :
221 / 13 = 272 / x
221x = 272 * 13
221x = 3536
x = 3536 / 221
x = 16
Which of the following represents the factorization of the polynomial below?
2x^2+11x+5
Answer:
your correct answer is B....mark it as brainloeast
Answer:
B (2x + 1)(x + 5)
Step-by-step explanation:
2x² + 11x + 5 =
= 2x² + 10x + x + 5
= 2x(x + 5) + (x + 5)
= (x + 5)(2x + 1)
= (2x + 1)(x + 5)
types of tigers in Tadoba in Maharashtra
The Bengal tiger is the dominant subspecies in the region and is the main type of tiger you will encounter in Tadoba National Park.
In Tadoba National Park located in Maharashtra, India, you can find the Bengal tiger (Panthera tigris tigris). The Bengal tiger is the most common and iconic subspecies of tiger found in India and is known for its distinctive orange coat with black stripes.
Tadoba Andhari Tiger Reserve, which encompasses Tadoba National Park, is known for its thriving population of Bengal tigers. The reserve is home to several individual tigers, each with its own unique characteristics and territorial range.
While the Bengal tiger is the primary subspecies found in Tadoba, it is worth noting that tiger populations can exhibit slight variations in appearance and behavior based on their specific habitat and geographical location. However, the Bengal tiger is the dominant subspecies in the region and is the main type of tiger you will encounter in Tadoba National Park.
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According to a survey of workers, 7/25 of them walk to work, 2/25 bike, 4/25 carpool, and 12/25 drive alone. What percent of workers walk or bike to work?
Answer:
Step-by-step explanation:
Make a model
Answer: The answer is 9/25. (36%)
Step-by-step explanation:
Since we know that 7/25 workers walk and 2/25 walk, we can do simple addition to find the total Percentage. This equals 9/25. To find the percentage, do the following:
Write 9/25 into a percentage: Divide
9 / 25 x (100%) = 36%
0.36 (100%) = 36%
Therefore 36% is your answer.
Dan is doing a study of start-up costs for small businesses. A random sample of 15 specialty clothing stores had sample mean start-up costs $92,000 with sample standard deviation $24,000. An independent random sample of 12 coffee houses had mean start-up costs $74,000 with sample standard deviation $18,000. Required:
Test to see if the data supports the hypothesis that the start-up costs of the two types of businesses are different. Use a 1% significance level.
The data supports the hypothesis that the start-up costs of the two types of businesses, specialty clothing stores and coffee houses, are significantly different at a 1% significance level.
The null hypothesis (H₀): The start-up costs of specialty clothing stores and coffee houses are equal.
The alternative hypothesis (H₁): The start-up costs of specialty clothing stores and coffee houses are different.
The significance level (α) is given as 1% or 0.01.
The test statistic for a two-sample t-test is given by:
t = (x₁ - x₂) / √[(s₁²/n₁) + (s₂²/n₂)]
Plugging in the given values:
x₁ = $92,000, x₂ = $74,000, s₁ = $24,000, s₂ = $18,000, n₁ = 15 and n₂ = 12
t = (92,000 - 74,000) / √[(24,000²/15) + (18,000²/12)]
Since the significance level is 1% (0.01), we need to find the critical value for a two-tailed test with a degree of freedom equal to (n₁ + n₂ - 2).
We can use a t-table or statistical software to find this value.
For a significance level of 0.01 and degrees of freedom (15 + 12 - 2 = 25), the critical value is approximately ±2.796.
If the absolute value of the calculated t-statistic is greater than the critical value from Step 4, we reject the null hypothesis.
Otherwise, we fail to reject the null hypothesis.
Let's calculate the test statistic:
t = (92,000 - 74,000) / √[(24,000²/15) + (18,000²/12)]
= 18,000 / √[(3,840,000/15) + (3,240,000/12)]
= 24.82
Since the absolute value of the calculated t-statistic (|24.82|) is greater than the critical value (2.796) at the 1% significance level, we reject the null hypothesis.
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Which expression is equivalent to -8x^6/ 4x^-3
Answer:
Step-by-step explanation:
It’s 4x^3+(x2)(x-4)b.-4(x^3-2)+x...
Tell whether the set of ordered pairs satisfies a linear function. A table is
also provided, ((3,6),(6,12).(9,18).(12,24)
\(\begin{array}{ccll} x&y\\ \cline{1-2} 3&\stackrel{2(3)}{6}\\\\ 6&\stackrel{2(6)}{12}\\\\ 9&\stackrel{2(9)}{18}\\\\ 12&\stackrel{2(12)}{24}\\\\ x&\stackrel{2(x)}{2x} \end{array}\qquad \implies \qquad y = 2x\)
the slope goes by several names
• average rate of change
• rate of change
• deltaY over deltaX
• Δy over Δx
• rise over run
• gradient
• constant of proportionality
• constant change
however, is the same cat wearing different costumes.
this one, has a slope of 2.