BRAINLIEST ANSWER (please answer)
UPS charges $7 for the first pound, and $0.20 for each additional pound. FedEx charges $5 for the first pound and $0.30 for each additional pound. How many pounds, p, will it take for UPS and FedEx to cost the same.

The closest value of sec A, where A is an angle whose terminal ray passes through the point (0.28, 0.96) on the unit circle, is approximately 3.43.

The unit circle is a circle with a radius of 1 centered at the origin (0, 0) in the coordinate plane. The point (0.28, 0.96) lies on the unit circle, which means it forms an angle A with the positive x-axis.

To find the value of sec A, we need to determine the reciprocal of the cosine of angle A. Since the point (0.28, 0.96) lies on the unit circle, its coordinates correspond to the cosine and sine of angle A, respectively.

The cosine of angle A is the x-coordinate of the point, which is 0.28. Therefore, sec A is the reciprocal of 0.28, which is approximately 3.57.

Among the given answer choices, the value of sec A closest to 3.57 is approximately 3.43 (option 3).

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Note that given the above triangle and exterior angle, the value of x is 28° while the value of the exterior angle is 60° (Option D). This is solved using the exterior angle theorem.

If a triangle side is constructed, the outside angle formed is equal to the sum of the two inside opposing angles.

In this case, the opposing triangles are:

∠PQR = x° and

∠QPR = 60°

While the exterior angle is: (2x+4)°

Given the above theorem,

2x+4 = x + 60
⇒ 2x = 60 -4 (Having collected like terms)

x = 56/2

thus,

x = 28°

Since x is given as approximately 28°

The external angle is given as:

2(28) + 4

⇒ 56 +4

= 60° (Option D)

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The smallest number of consumers that Timex can survey to guarantee a margin error of 0.05 or less at a 99% confidence level is 700. Option D.

The z critical value at 99% confidence interval is given as 2.58

To get the sample size, we have to make use of the formula that is written as

n = (Z critical / ME)² p(1 - p)

the proportion is not given, hence we would assume it to be 50 percent

When we put the values in the formula above we would have:

(2.58 / 0.05)²0.5(1 - 0.5)

2662.56 * 0.5 * 0.5

= 665.64

This value would be approximated to the nearest hundred, hence the sample number would be 700. Option D.

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The logarithmic function be \($\log _3(81)$\) then the value of \($\log _3(81)\) be 4.

An exponential function's inverse is a logarithmic function. An exponential function's basis is the same as that of a log function. Exponents include logarithms. f(x) = \($$b^x\) is the formula for the exponential function. f(x) = log base b of x is how the logarithmic function is expressed.

The logarithm of an expression including a variable is used in a logarithmic equation. Check to check if you can write both sides of an exponential equation as powers of the same number before you attempt to solve it.

Given: \($\log _3(81)$\)

Rewrite 81 in base power form,

\($81=3^4$\) \($=\log _3\left(3^4\right)$\)

By using log rule: \($\log _a\left(x^b\right)=b \cdot \log _a(x)$\)

We have,

\($\log _3\left(3^4\right)=4 \log _3(3)$\)

\($=4 \log _3(3)$\)

Apply log rule: \($\log _a(a)=1$\)

\($\log _3(3)=1$\)

\($=4 \log _3(3)=4$\)

The value of \($\log _3(81)=4$\).

Therefore, the correct answer is option c) 4.

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Answer:

17400y2S-4w

Step-by-step explanation:

The sum of all possible values of $a$ is $1$.

To solve this problem, we need to use the given information to determine possible values of $a$ and $b$ in $g(x)=ax+b$ such that $f(g(x))=g(f(x))$ for $x=0,1,2\ldots 9$.

First, we can simplify $f(g(x))$ and $g(f(x))$ as follows:

$$f(g(x))=3(ax+b)+2=3ax+3b+2$$

$$g(f(x))=a(3x+2)+b=3ax+ab+b$$

Next, we can set these two expressions equal to each other and simplify:

$$3ax+3b+2=3ax+ab+b$$

$$2b-ab=b$$

$$(2-a)b=b$$

Since $ab=20$, we have two cases to consider:

Case 1: $b=0$

In this case, we have $ab=20\implies a=0$ or $b=0$. Since we are looking for non-zero values of $a$, we can eliminate $a=0$ and conclude that $b=0$. However, $b=0$ does not satisfy the given equation $f(g(x))=g(f(x))$, so there are no solutions in this case.

Case 2: $b\neq 0$

In this case, we can divide both sides of $(2-a)b=b$ by $b$ to get:

$$2-a=1$$

$$a=1$$

Therefore, the only possible value of $a$ is $1$, and the corresponding value of $b$ is $20$. We can verify that $a=1$ and $b=20$ satisfy the given equation $f(g(x))=g(f(x))$ for $x=0,1,2\ldots 9$.

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Answer: you start bye doing th

Step-by-step explanation:

Then you start too do

To graph the two triangles on the same coordinate plane, we plot the coordinates of their vertices.The two triangles are not congruent.

The coordinates are :

Triangle XYZ:

X(2, 8)

Y(-4, 8)

Z(2, 4)

Triangle ABC:

A(8, -2)

B(8, 4)

C(4, -2)

Now, let's plot the points and connect them to form the triangles.

Triangle XYZ is formed by connecting points X, Y, and Z:

X(2, 8) Z(2, 4)

| /

| /

| /

Y(-4, 8)

Triangle ABC is formed by connecting points A, B, and C:

A(8, -2) C(4, -2)

| /

| /

| /

B(8, 4)

Visually, we can see that the two triangles are not congruent. Congruence between two triangles requires that their corresponding sides and angles are equal. In this case, the corresponding sides of Triangle XYZ and Triangle ABC are not equal in length, and the corresponding angles are not equal in measure. Therefore, the two triangles are not congruent.

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Answer:

He walks the distance to his house from school twice, hope this helps!! (:

X=Distance

x*2

1). 15 days

2). 115.2 pounds.

3). 500 meters

1. To find out when the couple will have another day off together, we need to find the least common multiple (LCM) of their work schedules. The LCM of 3 and 5 is 15, so the couple will have another day off together after 15 days.

2. The weight W of an object above the earth varies inversely as the square of the distance D from the center of the earth.

This means that W = k/D^2, where k is a constant.

To find k, we can plug in the values given in the question: 180 = k/4000^2.

Solving for k gives us k = 180*4000^2 = 2880000000. Now we can plug in the new distance, 4000 + 1000 = 5000 miles, to

find the new weight: W = 2880000000/5000^2 = 115.2 pounds.

3. To find the total distance traveled by the fly, we need to find out how long it takes for the turtles to meet.

The combined rate of the turtles is 10 + 20 = 30 m/s, so it will take them 150/30 = 5 seconds to meet.

The fly travels at a constant rate of 100 m/s, so in 5 seconds it will have traveled 100*5 = 500 meters.

Therefore, the total distance traveled by the fly is 500 meters.

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The probability of at least four boys being chosen out of five students to do presentations from a class of 18 boys and 20 girls is approximately 9.37%.

The total number of ways to choose five students from a class of 38 is 38 choose 5, which equals 5,379. To find the probability of choosing at least four boys, we need to calculate the total number of ways to choose four or five boys and one or no girls.

The number of ways to choose four boys and one girl is (18 choose 4) * (20 choose 1), which equals 38,760. The number of ways to choose five boys and no girls is (18 choose 5), which equals 8,568. The number of ways to choose four boys and no girls is (18 choose 4), which equals 3,060.

Therefore, the total number of ways to choose at least four boys is 38,760 + 8,568 + 3,060 = 50,388. The probability of choosing at least four boys is therefore 50,388 / 5,379, which simplifies to 0.0937 or approximately 9.37%.



Out of a class of 38 students with 18 boys and 20 girls, five students are chosen to do presentations. The probability of at least four boys being chosen can be found by calculating the total number of ways to choose four or five boys and one or no girls. The number of ways to choose four boys and one girl is (18 choose 4) * (20 choose 1), while the number of ways to choose five boys and no girls is (18 choose 5). The number of ways to choose four boys and no girls is (18 choose 4). Therefore, the total number of ways to choose at least four boys is 50,388. The probability of choosing at least four boys is 0.0937 or approximately 9.37%.



The probability of at least four boys being chosen out of five students to do presentations from a class of 18 boys and 20 girls is approximately 9.37%.

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During the winter season, a family sets up a hot chocolate stand near a local ice skating rink. They sell cups of hot chocolate for $1.50 each and typically sell 50 cups per day.

However, due to changes in weather conditions and customer preferences, the family decides to conduct a market experiment by varying the price of hot chocolate to assess the impact on sales volume. The experiment involves increasing the price to $2.00 per cup and monitoring the resulting sales.

By increasing the price of hot chocolate from $1.50 to $2.00 per cup, the family aims to observe how the change in price affects the demand for their product. The experiment helps them understand the price elasticity of demand, which measures the responsiveness of quantity demanded to changes in price. If the increase in price leads to a significant decrease in sales volume, it suggests that the demand for hot chocolate is elastic, meaning consumers are sensitive to price changes. Conversely, if sales remain relatively stable despite the price increase, it indicates that the demand is inelastic, indicating that consumers are less sensitive to price changes. The family can analyze the results of this experiment to make informed pricing decisions and optimize their profitability during the winter season.

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p-value < 0.0001, reject null hypothesis. Proportion of supporters for issue 1 is significantly different from the majority.

To find the p-an incentive for this present circumstance, we really want to direct a speculation test. We should expect the invalid speculation is that the extent of allies for issue 1 is equivalent to the larger part, and the elective theory is that the extent of allies is not the same as the larger part.

Utilizing a two-followed z-test with an importance level of 0.05, we can work out the z-measurement as:

z = (210/400 - 0.5)/sqrt(0.5 * 0.5/400) = 4.14

The p-an incentive for this test is the likelihood of getting a z-score more noteworthy than 4.14 or not exactly - 4.14, which is tiny (under 0.0001). In this way, we can dismiss the invalid speculation and presume that there is sufficient proof to propose that the extent of allies for issue 1 is altogether not quite the same as the larger part.

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Answer:

There is something called "criteria of congruence for triangles".

Those criteria say that, with some data of the triangles, we can know if the triangles are equivalent.

For example one of the criteria is SSS.

Side-side-side.

This means that all the triangles with equal side length for all their sides are equivalent.

So if the information that we give to the factory is the side length of the 3 sides of the triangle, the triangle will be well defined.

Following those criteria, the other 2 options can be:

SAS

Side-Angle-Side

(so you can give the length of two sides and the angle between them)

ASA

Angle-Side-Angle.

(You can give the value of two angles and the length of the side between those two angles)

Answer:

a) c=64

b)c=100

c)c=324

d)c=1

Step-by-step explanation:

I am assuming that you want c to be a value that makes the quadratic factorable.

In order for it to be factorable, you need to find the perfect square trinomial: you divide the b value by 2, and then square it.

a) -16/2=-8, -8^2=64

b) -20/2=-10, -10^2=100

c)36/2=18, 18^2=324

d)2/2/1, 1^2=1

Answer: $1367 + $800 + $4500 = $6667

The first 10 terms of the sequence are as follows: a1 = x, a2 = 8x, a3 = 16x, a4 = 24x, a5 = 32x, a6 = 40x, a7 = 48x, a8 = 56x, a9 = 64x, and a10 = 72x.

We know that the general formula for the nth term of an arithmetic sequence is given as a_n = a_1 + (n-1)d, where a_n is the nth term, a_1 is the first term and d is the common difference.

Substituting the values in the formula, we get

a_n = a_1 + (n-1)d

a_n = x + (n-1)8x

a_n = x(1 + 8(n - 1)

a_n = 8nx

Now, we need to find the first 10 terms of the sequence. Therefore,

n = 1, 2, 3, 4, 5, 6, 7, 8, 9, 10

Putting the values of n in the formula we get,

a1 = x (when n = 1)

a2 = 8x (when n = 2)

a3 = 16x (when n = 3)

a4 = 24x (when n = 4)

a5 = 32x (when n = 5)

a6 = 40x (when n = 6)

a7 = 48x (when n = 7)

a8 = 56x (when n = 8)

a9 = 64x (when n = 9)

a10 = 72x (when n = 10)

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The slope and the intercept represents the week after loan

The amount is not proportional to the number of weeks

What do the slope and the intercept represent?

y = 90 - 10x

y = -10x + 90

The slope = -10

The intercept is given as 90

The y coordinate would be given as 50 dollars while the x coordinate is 4 dollars

2. The slope and the x coordinates are there to tell us of the amount of weeks that are after the loan

3. From the graph, a week is given as 80 dollars

and 4 weeks is given as 50 dollars

This is not proportional

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Answer:

(3x-2)=1x (2x+6)=8x

Step-by-step explanation:

Answer:

of iv

+

2

(

4

−

)

=

2

+

6

−

3

x+2({\color{#c92786}{4-x}})=2x+6-3x

x+2(4−x)=2x+6−3x

+

2

(

−

+

4

)

=

2

+

6

−

3

Step-by-step explanation:

follow me

Answer:

The probability that a senior will be chosen is 55.2% or 16/29. And The probability a Junior will be chosen is 44.8% or 13/29.

Explanation:

Since the total students are 29. I put the 29 as the denominator and converted these fractions into percentages to find my answer.

The required probability that a senior and a junior will be chosen is 51.2%.

Given that,
There are 29 students available to represent the upperclassmen at a fair. 13 are juniors and 16 are seniors. The probability, as a percentage that a senior and junior will be chosen, is to be determined.

Probability can be defined as the ratio of favorable outcomes to the total number of events.

Here,
The probability that a senior and a junior will be chosen
= {13C1 × 16C1}/[29C2]
= 208/[14×29]
= 0.512
= 51.2%

Thus, the required probability that a senior and a junior will be chosen is 51.2%.

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Answer:

exact form 296/3 decimal form 98.6666666 mixed number form 98 2/3

Step-by-step explanation:

Answer:

First result: X = 248/3 or 82.67    Second result: X = 260/3 or 86.57

Step-by-step explanation:

1st one: 7x + 8(x + 1/4) = 3(6x - 90 - 8)

              7x + 8x + 2 = 18x - 270 - 24

                 15x + 2 - 2 = 18x - 246 - 2

                  15x - 18x = 18x - 18x -248

                -3x = 248  -->   -3x/3 = 248/3

                    X = 248/3 or X = 82.67

2nd one: 7x + 8(x+1/4) = 3(6x - 90) - 8

                  7x + 8x + 2 = 18x - 270 - 8

                   15x + 2 - 2 = 18x - 262 - 2  

                    15x - 18x = 18x -18x - 260

                   -3x = 260 --> -3x/3 = 260/3

                        X = 260/3 or X = 86.67

Sorry if none of these are the answer!

The given statement "In the method of proof, the rules are not used jointly but are applied one at a time and once per line" is True.

In a proof, each step must be justified by a logical rule or principle. These rules are not applied all at once, but rather one at a time and in a specific order. This allows for a clear and organized progression of the proof, and ensures that each step is based on a sound and valid reasoning.

For example, in a proof by contradiction, we assume the opposite of what we want to prove and then show that this assumption leads to a contradiction. In each step of the proof, we apply a logical rule or principle, such as the law of non-contradiction or the transitive property of equality.

By applying the rules one at a time and once per line, we can carefully follow the logical reasoning and ensure that the proof is valid. If we were to apply multiple rules at once or skip steps, the proof could become muddled and the validity of the argument could be called into question. Therefore, it is important to use the rules of logic in a methodical and systematic way when constructing a proof.

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Answer:

Step-by-step explanation:

Let angles are 2x,3x,5x

So given 2x=50

X=25.

3x=3×25=75.

5x=5×25=125.

Answer:

The measure of angle B is 68° and the measure of angle C is 22°