PLEASE ANSWER QUICKLY WILL GIVE BRAINLIEST!!!
m∠ c=______? Enter your answer as a number.

Answer:

68

Step-by-step explanation:

17x8 = 136

136/2 = 68

Answer:

Hope this helps

Step-by-step explanation:

I believe the ¨Five less than twice a number" is

\(2x-5\)

¨Five times the sum of two numbers¨

\(5(x+y)\)

¨The difference of 5 and a number squared¨

\((5-x)^{2}\)

Answer:

First Box is:  5 - 2x

Second Box is: 5(x + y)

Third Box is: (5 - x)²

Step-by-step explanation:

The First one said "Five less than twice a number"

The second one said "Five times the sum of two numbers"

The thrird one said "The difference of 5 and a number, squared"

All of these answers seems to fit the descriptions.

The RACI matrix is the Responsible, Accountable, Consult & Inform matrix. It is a tool used in project management to clearly define the roles and responsibilities of team members in relation to a project.

c. Responsible, Accountable, Consult & Inform matrix

The RACI matrix is a tool used in project management to clearly define roles and responsibilities. It stands for Responsible, Accountable, Consulted, and Informed. Assigning these roles to individuals or teams, it ensures efficient allocation of resources and effective communication throughout the project.

The matrix identifies who is Responsible for a task, who is Accountable for its completion, who needs to be Consulted before decisions are made, and who needs to be Informed about progress. This helps to avoid confusion and ensure that resources are allocated appropriately, which can ultimately impact the cost of the project.

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The possible solution set for the system is (- 1, 4) and (4, - 1).

Given are the equations as -

x + y = 3

x² + y² = 17

Refer to the graph of the function attached. The points of intersection represents the possible solution set.

Therefore, the possible solution set for the system is (- 1, 4) and (4, - 1).

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The following statements are true regarding the margin of error: Being more confident (increasing confidence level) will yield a larger margin of error and selecting a larger SRS from the population will yield a smaller margin of error.

A margin of error (MOE) is the degree of inaccuracy in estimating a population's true proportion or mean by analyzing a sample dataset. It represents the uncertainty or confidence level of a poll's findings. It is a critical element in political polls, scientific studies, and marketing research. The accuracy of the findings is expressed in the margin of error, which is given as a percentage. The standard deviation of the sampling distribution, not the standard deviation of the population, determines the margin of error. As a result, selecting a larger sample size, the standard deviation decreases, and the margin of error decreases. Therefore, selecting a larger SRS from the population will yield a smaller margin of error. Confidence intervals are used to determine the margin of error, and increasing the confidence level will result in a larger margin of error. As a result, being more confident (increasing confidence level) will yield a larger margin of error.

Thus, the correct options are (B) and (D). Option (A) is incorrect because a large confidence level requires a large value of 2*. Option (C) is incorrect because the margin of error is influenced by the standard deviation of the sampling distribution.

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Answer:

B and C

Step-by-step explanation:

A is incorrect, as a translation simply moves an object. It cannot flip an object, as would be needed here, since ∠1 and ∠2 open in opposite directions.

B is correct, as ∠2 results when ∠1 is reflected over a vertical line.

C is correct, as ∠2 results when ∠1 is rotated 180º about the vertex.

D is incorrect, as vertical angles are congruent.

Answer:

Step-by-step explanation: it is C

Answer:

6/7

Step-by-step explanation:

3/4÷7/8

you do the reciprocal of the second fraction

So it will be: 3/4 x 8/7

= 6/7

Answer:

it's 6/7

Step-by-step explanation:

As 3/4÷7/8

=3/4×8/7

=24/28

=6/7

The degree of the polynomial is 3, the coefficient A must be non-zero. We can determine the value of A by using the given y-intercept of the function.

The correct option is A. f(x) = 2(x - 3)(x + 1)(x + 4).

Solution:

We need to construct a polynomial function with the given characteristics:

Zeros: -3, 1, and 4

Degree: 3

Y-intercept: 24

To form a polynomial function of degree 3, we can use all the given zeros. We can write the function as follows:

f(x) = A(x + 3)(x - 1)(x - 4)

We know that the y-intercept of a function is the value of the function at x = 0. Hence, we have:

f(0) = 24 = A(0 + 3)(0 - 1)(0 - 4) = 12A ⇒ A = 24/12 = 2

Therefore, the polynomial function that satisfies the given conditions is:

f(x) = 2(x + 3)(x - 1)(x - 4)

Thus, option A is the correct answer.

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Answer:

Step-by-step explanation:

\(A=\frac{1}{2} (a+b)h\)

  \(=\frac{1}{2} \times(8+11)\times 7\)

  \(=\frac{1}{2} \times19\times 7\)

  \(=66.5ft^2\)

Answer:

To compare who saves the most of their salary each month among Amy, John, and Emily, we need to calculate the amount of salary each person saves.

Let's assume that the monthly salary of each person is 'S'. Then we can calculate the amount saved by each person as follows:

Amy:

Amount saved = 20% of S = 0.2S

Amount spent = S - 0.2S = 0.8S

John:

Amount spent = 2/5 of S = (2/5)S

Amount saved = S - (2/5)S = (3/5)S

Emily:

Let's assume that Emily saves '5x' and spends '8x' of her monthly salary.

Then, according to the question, we have:

Amount saved = 5x

Amount spent = 8x

We know that the ratio of the amount saved to the amount spent is 5:8, so we can write:

Amount saved / Amount spent = 5/8

Substituting the values of amount saved and amount spent, we get:

5x / 8x = 5/8

5x = (5/8) x 8x

5x = 5x

Therefore, the ratio of amount saved to amount spent is equal to 5:8. This means that Emily saves 5/13 of her monthly salary and spends 8/13 of her monthly salary.

So, the amount saved by each person is:

Amy: 0.2S

John: (3/5)S

Emily: 5/13 of S

Now, we need to compare these amounts to find out who saves the most.

To compare these amounts, we can write them in terms of a common denominator:

Amy: 0.2S

John: (3/5)S = (0.6)S

Emily: (5/13)S = (0.3846)S (approx.)

Therefore, we see that John saves the most of his salary each month, followed by Amy and then Emily.

Working out:

Let's assume that each person earns $1000 per month.

Amy:

Amount saved = 20% of $1000 = $200

Amount spent = $800

John:

Amount spent = 2/5 of $1000 = $400

Amount saved = $1000 - $400 = $600

Emily:

Let's assume that Emily saves $5x and spends $8x of her monthly salary.

Then, we have:

Amount saved = $5x

Amount spent = $8x

We know that the ratio of the amount saved to the amount spent is 5:8, so we can write:

$5x / $8x = 5/8

Solving for x, we get:

x = 8/13

Substituting the value of x, we get:

Amount saved = $5 x (8/13) x $1000 = $384.62 (approx.)

Amount spent = $8 x (8/13) x $1000 = $615.38 (approx.)

Therefore, we see that John saves the most of his salary each month, followed by Amy and then Emily.

Question: In a sale, the price of a book is reduced by 25%. The price of the book in the sale is £12. Work out the original price of the book

Answer: £16

Step-by-step explanation:

To determine the original price of the book, we can use the fact that the sale price is 75% (100% - 25%) of the original price. Let's denote the original price as x.

75% of x = £12

To solve for x, we can set up the equation:

0.75x = £12

To isolate x, we divide both sides of the equation by 0.75:

x = £12 / 0.75

x = £16

Therefore, the original price of the book was £16.

The missing part of the table is completed as shown below

x      y

-1   1 / 6

0    1

3     216

Exponential function is a function of the form f(x) = a(b)^x

Considering the given problem,

the starting = a

the base = b

the exponents = x

Using the formula, y = 6^x the table is completed by substitution

for x = -1

y = 6^(-1) = 1/ 6

for x = 0

y = 6^(0) = 1

for x = 3

y = 6^(3) = 216

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Step-by-step explanation:

Answer:

See below

Step-by-step explanation:

g (h(6))   :

   h (6) =  3 ( 6^2) + 2 = 110

   then g (110) =   sqrt (110)

h (g(5))

    g(5) = sqrt 5

        then h( sqrt5) = 3 ( sqrt5)^2 + 2 = 17

Answer:109

Step-by-step explanation:

71 degree and x make a linear pair

71 + x = 180

x= 180- 71

x= 109

Rounding to the nearest whole number, the approximate volume of the mountain is 36 cubic kilometers.

Volume is a measure of the amount of space that a three-dimensional object occupies or contains. It is typically measured in cubic units, such as cubic meters, cubic centimeters, or cubic feet.

In the given question,

The volume of a cone can be calculated using the formula V = (1/3)πr²h, where r is the radius of the base, h is the height, and π is approximately 3.14.

Substituting the given values, we get:

V = (1/3) × 3.14 × 3² × 3.8

V ≈ 35.63

Rounding to the nearest whole number, the approximate volume of the mountain is 36 cubic kilometers.

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Answer:

573440 Kg

Step-by-step explanation:

\(\boxed{\bf Mass = density * volume}\)

Find the volume of the solid cube

          Volume of solid cube = side³

                                              = 4 * 4 * 4

                                              = 64 m³

\(\sf Mass = 8960* 64\\\)

        = 573440 Kg

There are infinitely many rational numbers that are not between 1/2 and 1/3. Some examples are 1/4, 3/8, 5/12.

In general, any rational number that can be expressed as a fraction of two integers where the denominator is greater than the numerator will not be between 1/2 and 1/3. For example, 1/5, 2/7, and 3/9 are all rational numbers that are not between 1/2 and 1/3.

It is also possible to have rational numbers that are not between 1/2 and 1/3 even if the denominator is less than or equal to the numerator. For example, 0 and 1 are both rational numbers, but they are not between 1/2 and 1/3.

Hence, rational numbers not between 1/2 and 1/3 include 1/4, 3/8.

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Answer:

(f + 0.75 ) - p = c

Step-by-step explanation:

Step-by-step explanation:

here is the answer Step-by-step for you

I hope you understand...

Using the function V(x) = 85 × \(0.75^x\) after 3 owners, the resale value of the textbook would be approximately $35.859.

To find the function that represents the resale value of the textbook after x owners, considering a 25% decrease with each previous owner:

Step 1: Let's start with the initial value, which is the purchase price of the new textbook. We know that the new textbook is sold for $85.

Step 2: With each previous owner, the resale value decreases by 25%. This means that after one owner, the resale value will be 75% (or 0.75) of the initial value.

Step 3: After two owners, the resale value will be 75% of the previous value, or 0.75 times the value after one owner.

Step 4: Following this pattern, we can conclude that the function representing the resale value of the textbook after x owners can be expressed as:

V(x) = 85 × \(0.75^x\)

Here, V(x) represents the resale value after x owners and \(0.75^x\)represents the decreasing factor for each previous owner.

For example, if we want to find the resale value after 3 owners, we can substitute x = 3 into the function:

V(3) = 85 × 0.75³

V(3) = 85 × 0.421875

V(3) ≈ 35.859

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After performing a test of significance at a=.10 level for the situation you would conclude: B. Diazinion does not work better on Plasterboard with a z = 1.34 and p = 0.179

The p-value is greater than the alpha level, so we cannot reject the null hypothesis. This means that there is not enough evidence to conclude that Diazinon works better on plasterboard than on glass.

A conclusion based on the 99% confidence interval could safely say:

D. we can't conclude there is a difference between the two surfaces.

The confidence interval includes 0, so we cannot be confident that there is a difference in mortality rates between the two surfaces.

A 99% confidence interval for the difference in mortality rates between the glass and plasterboard is:

e. \([\text{CI} = 36 - 54 + 2.576 \cdot \sqrt{\frac{(-36)(-64) + (54)(-46)}{28 \cdot 28}} = (-2.576, 2.576)]\)

This means that we are 99% confident that the true difference in mortality rates between the two surfaces is between -2.576 and 2.576. Since 0 is included in this interval, we cannot conclude that there is a difference in mortality rates.

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The range of the function for this situation is the interval [398.25, 400] gallons.

To determine the range of the function f(x) = 400 - 0.35x for the given situation, we need to find the possible values of the amount of water remaining in the pool.

The function f(x) represents the amount of water remaining (in gallons) after x minutes, where x ranges from 0 to 5.

To find the range of the function, we evaluate f(x) for the extreme values of x in the given range (0 to 5).

For x = 0, the initial amount of water remaining:

f(0) = 400 - 0.35(0) = 400 gallons

For x = 5, the amount of water remaining after 5 minutes:

f(5) = 400 - 0.35(5) = 400 - 1.75 = 398.25 gallons

Therefore, the range of the function for this situation is the interval [398.25, 400] gallons.

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Answer:

B

Step-by-step explanation:

essentially the plan that increases the price the most per week reaches the goal of $12 fastest.

plan A is $0.10 per week.

plan B it is not clear, if it means 10% of the original price every week, or every week 10% of the price of the previous week. I assume the first and simplest.

that means 10% of $8 = $0.80 per week.

plan C : the same amount every week until reaching $12. we need to increase in total by $4 (from $8 to $12). to reach these $4 in 8 weeks, we need to increase the price every week by 4/8 = $0.50.

plan D : $0.25 per week.

so, the plan with the highest increase every week and therefore the fastest one reaching $12 is plan B.

Answer:

2 solutions

-1 and 3 is the real solutions

Answer:

5 gallons of water must be added.

10 gallons to start with

adding 'x' gallons of water      final volume = 10 + x

.9 (10) = amount of vinegar

.1(10) = amount of water

amount of vinegar before and after water addition is constant

.9(10) = .6(10+x)  

9 = 6 + .6x

3 = .6x

x = 5 gallons of water to be added

(i truly hope i helped you

The total Distance between all points is 15. This is the shortest distance between all points, so it is the time needed to travel between them

In order to calculate the time needed, we need to consider the distances between each point.

This can be done using the Pythagorean Theorem, which states that the hypotenuse of a right triangle is equal to the square root of the sum of the squares of the other two sides.

For this problem, we can treat each segment as the hypotenuse of a right triangle, where the other two sides are the distances between each point.Using this method,

we can calculate the distances between each point:b1 to b2: distance = sqrt((b2 - b1)^2) = sqrt((8 - 10)^2) = 2b2 to b3: distance = sqrt((b3 - b2)^2) = sqrt((15 - 8)^2) = 7b3 to a: distance = sqrt((a - b3)^2) = sqrt((15 - 15)^2) = 0b3 to b: distance = sqrt((b - b3)^2) = sqrt((10 - 15)^2) = 5b4 to b: distance = sqrt((b - b4)^2) = sqrt((10 - 9)^2) = 1

Now that we have the distances,

we can add them up to get the total distance:2 + 7 + 0 + 5 + 1 = 15

Therefore, the total distance between all points is 15. This is the shortest distance between all points, so it is the time needed to travel between them.

So, the answer is we should take the shortest way, not the longest way.

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Answer: -45/4 = -11 1/4