Janet answered 4 out of 5 correctly on her test. What percent of the questions did she answer
correctly?

Answer:

Accounting profit shows the amount of money left over after deducting the explicit costs of running the business. Something that seems to cost a great deal is "expensive". Lägg till en översättning.

Step-by-step explanation:

HOPE IT HELPS

Answer:

If the discriminant is greater than zero, this means that the quadratic equation has two real, distinct (different) roots. ... If the discriminant is equal to zero, this means that the quadratic equation has two real, identical roots.

Step-by-step explanation:

Answer:

mk,  eee

Step-by-step explanation:

Answer:

15

Step-by-step explanation:

Answer:

15

Explanation:

If p=5 then 3p=3(5)

3*5=15

Have a beautiful day!

Answer:113

Step-by-step explanation:

Answer:

The answer would be 0

Step-by-step explanation:

Because halfway of 4, -2 is 0

Answer:

You would want to put this in point-slope form. your answer would be

y+2=1/2(x-4). You can also put this is standard form which would be, y=1/2x-4.

I hope this helps!

The p-value is 0.01, which means that it is very rare to observe a test statistic that is equal to or more extreme than the one that was actually observed. SO the option a is correct.

In the given question, in a hypothesis test for population proportion, we calculated the p-value is 0.01 for the test statistic, we have to find which statement of the p-value is correct.

The p-value is the probability of obtaining results as extreme as, or more extreme than, the observed results of a statistical hypothesis test, assuming that the null hypothesis is true. A small p-value (typically ≤ 0.05) indicates strong evidence against the null hypothesis, so you reject the null hypothesis.

A large p-value (> 0.05) indicates weak evidence against the null hypothesis, so you fail to reject the null hypothesis.

If the null hypothesis is correct, the p-value is the likelihood that a test statistic will be equal to or more extreme than the one that was actually observed. Given that the null hypothesis is correct in this situation, the p-value of 0.01 indicates that it is extremely unusual to see a test statistic as dramatic as the one that was actually seen. This shows that the alternative hypothesis is more likely to be correct and that the null hypothesis is probably not true.

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Answer:

65:1

87:1.00

5:2

60:2.40

2.00:80

200:1

The solutions in part (a) are (π/4, 1.414) and (5π/4, -1.414))

The trigonometric inequality expression is given as:

sec(x) ≥ csc (x)

The domain of the trigonometric inequality expression is given as:

0 ≤ x ≤ 2π

Next, we express the trigonometric inequality expression as an equation.

So, we have:

sec(x) = csc (x)

Next, we split the trigonometric inequality as follows:

y = sec(x)

y = csc (x)

Convert to inequalities

y ≥ sec(x)

y ≥ csc (x)

Next, we plot the graphs of the inequalities.

See attachment for the graphs of the inequalities.

From the attached graph, the graphs of the inequalities y ≥ sec(x) and y ≥ csc (x) intersect at points (π/4, 1.414) and (5π/4, -1.414))

Hence, the solutions in part (a) are (π/4, 1.414) and (5π/4, -1.414))

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Answer:

um so i \(\sqrt{2} \sqrt{5\\}\) or 3.162

Step-by-step explanation:

Hello!

surface area

= 2(6*2) + 2(4*2) + 4*6

= 2*12 + 2*8 + 24

= 24 + 16 + 24

= 64 square inches

Answer:

AB/AD = AD/AC

Step-by-step explanation:

From the triangle given, we can get the required expression to calculate CD using the altitude theorem as shown:

AB/CB = CB/DB (Hypotenuse/Adjacent side using the similar triangle ABC and CDB)

AB/AC = AC/AD (Hypotenuse/Opposite side using the similar triangle ABC and ACD)

BD/CD = CD/AD (Adjacent/Opposite side using the similar triangle BCD and ACD)

Hence the odd one out will be option C AB/AD = AD/AC (since there is no altitude CD in the expression)

Answer:

AB/AD = AD/AC

Step-by-step explanation:

Had it on my quiz

a) The relation is reflexive, symmetric, and transitive.

b) The relation is not reflexive, symmetric, or transitive.

a) For each watermelon x, x is related to x because the measured weight of x is at least the measured weight of x. Therefore, the relation is reflexive.

For each watermelon x and y, if x is related to y (meaning the measured weight of x is at least the measured weight of y), then y is also related to x (meaning the measured weight of y is at least the measured weight of x). Therefore, the relation is symmetric.

For each watermelon x, y, and z, if x is related to y (meaning the measured weight of x is at least the measured weight of y) and y is related to z (meaning the measured weight of y is at least the measured weight of z), then x is related to z (meaning the measured weight of x is at least the measured weight of z). Therefore, the relation is transitive.

b) For each watermelon x, x is not related to x because no two watermelons have the same measured weight. Therefore, the relation is not reflexive.

For each watermelon x and y, if x is related to y (meaning the measured weight of x is at least the measured weight of y), then y is not related to x (meaning the measured weight of y is not at least the measured weight of x).

Therefore, the relation is not symmetric. For each watermelon x, y, and z, if x is related to y (meaning the measured weight of x is at least the measured weight of y) and y is related to z (meaning the measured weight of y is at least the measured weight of z), then x is not related to z (meaning the measured weight of x is not at least the measured weight of z).

Therefore, the relation is not transitive.

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Answer:

C. 85

Step-by-step explanation:

If you look closely to the protractor, r is in the middle of 80 and 90 which is 85

Here's a more detailed explanation: To determine if a graph is a function, you can use the vertical line test. The vertical line test states that if you can draw a vertical line that intersects the graph in more than one place, then the graph is not a function.

Determining whether a graph represents a function is an important concept in mathematics, especially in algebra and calculus. A function is a set of ordered pairs where each input is associated with exactly one output.

So, if you take a ruler or a straight edge and place it vertically on the graph, and it intersects the graph in two or more points, then the graph is not a function. This is because if two points in the graph have the same x-value, they must have different y-values, since functions can only have one output for each input.

On the other hand, if you place a vertical line anywhere on the graph and it intersects the graph in only one point, then the graph is a function.

It's also important to remember that a function must also pass the horizontal line test, which means that no horizontal line can intersect the graph in more than one place.

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Answer:

A. to use algebraic methods to solve geometric problems

Step-by-step explanation:

Answer:

to use algebraic methods to solve geometric problems

Step-by-step explanation:

I agree with the statement that if the money supply rises, the price level can remain constant, rise, or fall.

The relationship between money supply and the price level is complex and can be influenced by various factors. In the short run, an increase in the money supply can lead to a rise in the price level, a situation known as inflation. When there is more money available in the economy, people have more purchasing power, which can drive up demand for goods and services. If the supply of goods and services does not increase proportionally, prices may rise as a result.

However, in the long run, the relationship between money supply and the price level is not necessarily one-to-one. Other factors such as productivity, technology, and expectations also play significant roles. For example, if productivity increases at a faster rate than the money supply, the price level may remain constant or even decrease despite an increase in the money supply. Similarly, if there is a decrease in aggregate demand due to a recession or decreased consumer confidence, an increase in the money supply may not result in immediate inflation.

Overall, while an increase in the money supply can potentially lead to inflation, the actual outcome depends on a complex interplay of various economic factors in both the short and long run. Therefore, the price level can remain constant, rise, or fall when the money supply increases, making the statement valid.

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Solution

Given that cos θ= 3/5 and cot x < 0, then tanθ = ?

Using trigonometric function and angle

USING PYTHAGORAS therorem

Tanθ = opposite/adjacent

Answer:

\(x - \frac{3}{4} \)

Step-by-step explanation:

x2 - x - 3/4

2x - x - 3/4

2x - x = 2x - 1x

(2 - 1)x = 1x = x

= x - 3/4

The correlation coefficient measures the strength of the linear relationship between two variables. A coefficient of 0.8 implies a strong linear relationship between two variables, a coefficient of 0.25 implies a weak linear relationship between two variables.

0.8: Strong Association

0.25: Weak Association

0.9: Strong Association

0.65: Moderate Association

The correlation coefficient is a numerical measure of the strength of the linear relationship between two variables. Values of the correlation coefficient fall between -1 and +1. A coefficient of 0 implies that there is no linear relationship between two variables. The closer the coefficient is to either -1 or +1, the stronger the correlation. A coefficient of 0.8 implies a strong linear relationship between two variables, a coefficient of 0.25 implies a weak linear relationship between two variables, a coefficient of 0.9 implies a very strong linear relationship between two variables, and a coefficient of 0.65 implies a moderate linear relationship between two variables.

The correlation coefficient measures the strength of the linear relationship between two variables. A coefficient of 0.8 implies a strong linear relationship between two variables, a coefficient of 0.25 implies a weak linear relationship between two variables, a coefficient of 0.9 implies a very strong linear relationship between two variables, and a coefficient of 0.65 implies a moderate linear relationship between two variables.

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Answer:

The formula for the area of a circle is given by Pi * r^2, where r is the radius of the circle. If the area of the circle is 100 Pi, we can solve for the radius:

100 Pi = Pi * r^2

r^2 = 100

r = 10

The formula for the circumference of a circle is given by 2 * Pi * r. Substituting the value of r = 10, we get:

C = 2 * Pi * r = 2 * Pi * 10 = 20 * Pi

So, the circumference of the circle is 20 Pi.

Richard's net pay for the week, considering Social Security, Medicare, and FIT deductions, can be calculated by subtracting the total deductions from his gross earnings.

First, let's determine the amount deducted for Social Security. The Social Security rate is 6.2%, and the maximum earnings subject to this deduction are $118,500. Since Richard is $1,000 below the maximum level, the amount subject to Social Security deduction is $1,000. Therefore, the Social Security deduction is 6.2% of $1,000.

Next, we calculate the Medicare deduction. The Medicare rate is 1.45%, and it is applied to the entire earnings of $1,700.

To calculate the FIT deduction, we need additional information about Richard's taxable income, tax brackets, and exemptions. Without this information, we cannot provide an accurate calculation for the FIT deduction.

Finally, we subtract the total deductions (Social Security, Medicare, and FIT) from Richard's gross earnings of $1,700 to obtain his net pay for the week.

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The radian measure of the angle at the center of the circle is approximately 1.6623 radians.

We are given that the radius of the circle is 77.0 cm and the length of the intercepted arc is 128 cm. We need to find the radian measure of the angle at the center of the circle.

To solve this problem, we use the formula relating the angle at the center of a circle, the radius of the circle, and the arc length intercepted by the angle.

The formula is given byθ = s/rwhereθ = angle at the center of the circle in radians s = arc length intercepted by the angle r = radius of the circle Substituting the given values, we getθ = 128/77.0 = 1.6623 radians (rounded to four decimal places)

Therefore, the radian measure of the angle at the center of the circle is approximately 1.6623 radians.

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Answer:

The maximum height of the rocket is 256 feet

Step-by-step explanation:

The vertex form of the quadratic function f(x) = ax² + bx + c is

f(x) = a(x - h)² + k, where

Let us use these rules to solve the question

∵ h(t) = -16t² + 128t

→ Compare it by the form of the quadratic function above

∴ a = -16 and b = 128

∵ a < 0

∴ The vertex (h, k) is a maximum point

∴ The maximum height of the rocket is the value of k

→ Use the rule of h above to find it

∵ h = \(\frac{-128}{2(-16)}\) = \(\frac{-128}{-32}\)

∴ h = 4

→ Substitute x in the equation by the value of h to find k

∵ k = h(h)

∴ k = -16(4)² + 128(4)

∴ k = -256 + 512

∴ K = 256

∴ The maximum height of the rocket is 256 feet

Answer:

25GB was used that month

Step-by-step explanation:

Here, we want to calculate the GB used for the month.

Since we have $59.99 for 20GB, then the extra that brought the bill to $75.99 must have been from the beyond charges.

The extra charges is thus $75.99 - $59.99 = $20

Now, since $4 is charged as extra and we have a total of $20, the number of extra GB is thus 20/4 = 5

So the total GB for that month is 20 + 5 = 25GB

The solution to the linear system represented by the matrix is \((-4,13)\).

So, option \(D\) is correct.

The first column in the matrix represent the values of x and the second column in the matrix represent the values of y.

The given augmented matrix can be written as  

\(1.x+0.y=-4\). So, \(x=-4\)

. So,

So, solution set is \((-4,13)\).

Therefore, option \(D\) is correct

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Answer:

The first one:

0.05, 0.2, 0.48, 0.6

Answer:  

Graph C

Step-by-step explanation:  

They are "opposites" for each other, and aside from 0, are functions.

(answered this on your other question, but I will put it here too!)

Son "opuestos" entre sí y, a excepción de 0, son funciones.

(respondí esto en tu otra pregunta, ¡pero también lo pondré aquí!)