f(x) = xWhat is g(x)?

Answer:

ms.james already as 350 so minus 25 from that which is 325.Then divide that by 15 which is 21 and she will have 6 left over

Answer:

330

Step-by-step explanation:

350          325 ÷ 15 = 21.6666666667

- 25            21x15 = 315 so get 22 bc 22x15=330

-------

325

Answer:

If he divide the trail mix among 8 hikers equally each will get 48/8 = 6 ounces.

Step-by-step explanation:

He makes a trail mix . He mixed 1 1/8 pounds of peanuts , 12 ounces of raisins, 11 ounces of walnuts and 7 ounces of pretzels. Notice the weight units are not equal to we have to convert the pounds to ounces so all the weight will be in ounces.

1 pound  = 16 ounces

1 1/8 pounds = ? ounces

cross multiply

1 1/8 × 16

9/8 × 16 = 18 ounces

Therefore,

His trail mix are

18 ounces of peanuts

12 ounces of raisins

11 ounces of walnuts

7 ounces of pretzels

The total weight = 18 + 12 + 11 + 7 = 48 ounces

Weight of the trail mix = 48 ounces

If he divide the trail mix among 8 hikers equally each will get 48/8 = 6 ounces.

Null and alternative hypothesis are statements about the sample statistics.

The null hypothesis of both a test typically forecasts no effect or no association between variables, even while the alternative hypothesis expresses their research's prediction of an effect or relationship.

Because Student's t distribution will be less leptokurtic as both degrees of freedom increase, the likelihood of extreme values decreases. Gradually, the distribution resembles a standard normal distribution.

The two primary forms of probability distributions are discrete probability distributions and continuous probability distributions. Each category includes a variety of probability distribution types.

The average relative frequency over all potential trials is known as probability.

For instance, the probability of a coin falling on heads is such that if you flip a coin an infinite number of times, it will land on heads 50% of the time.

Hence we can say that the Null and alternative hypothesis are statements about the sample statistics.

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Answer:

\(\sqrt[6]{2}\)

Step-by-step explanation:

\(\sqrt[4]{\sqrt[3]{2^2}} =((2^2)^\frac{1}{3})^\frac{1}{4}\\\\=(2^2)^\frac{1}{12}\\\\=2^\frac{2}{12}\\\\=2^\frac{1}{6}\\\\=\sqrt[6]{2}\)

The main answer is that the sampling method used for the New York policy study was simple random sampling.

Simple random sampling is a sampling method in which every member of the population has an equal chance of being selected for the sample. In this case, the researchers randomly selected 250 RDNs from the list of all RDNs in the state of New York, which means that every RDN had an equal chance of being selected for the sample.

To confirm that simple random sampling was used, the researchers could have used a random number generator to select the 250 RDNs from the list of all RDNs in the state of New York. This would ensure that every RDN had an equal chance of being selected for the sample.

In this scenario, a sample of 250 RDNs was randomly selected from a list of all RDNs in the state of New York. This indicates that each RDN had an equal chance of being included in the sample, which is the main characteristic of Simple Random Sampling.

There is no calculation involved in identifying the sampling method in this case. The description of the selection process provided in the question is sufficient to determine that Simple Random Sampling was used.

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The distance in kilometers in scientific notation \(2.03 \times 10^3 km\)

Scale factors are values or constants multiplied with a variable

If Alvin and Simon raced a distance of \(2.9 \times 10^2\) kilometers and they need to race 7 times that distance in a kilometer, the distance traveled will be:

Hence the distance in kilometers in scientific notation \(2.03 \times 10^3 km\)

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Answer:

a) 37 + 42 =79

=7/100 x 79

=553/100

=5.53

Isaac's total bill = 79 + 5.53 = $84.53

b) 25/100 x 79

= 19.75

= 79 - 19.75

= $59.25 (before tax)

7/100 x 59.25

= 414.75/100

= 4.15

= 59.25 + 4.15

= $63.4 (after adding tax)

Step-by-step explanation:First we have to take out the percentage of discount and minus it from the total cost . To find the discounted price with tax, we have to take out the percentage of the tax from the discounted amount and add it to the discounted amount to get the total cost.

Answer:

Isaac paid $84.53

Step-by-step explanation:

37+42=79.00

79.00* .07=5.53

5.53+79.00=84.53

Step-by-step explanation:

Hope this helps please like and mark as brainliest

Answer:

The polynomial ƒ(x) = (x² − 1)(x + 2)(x − 1)² has degree 5, so it has 5 roots. However, because the factor (x − 1) is raised to the second power, it has a root at x = 1 of multiplicity 2. Therefore, the polynomial has a total of 3 distinct roots: x = 1 (with multiplicity 2), x = -1, and x = -2.

Answer:

The slope or gradient of a line is a number that describes both the direction and the steepness of the line.

Step-by-step explanation:

Slope is calculated by finding the ratio of the "vertical change" to the "horizontal change" between (any) two distinct points on a line.

The domain and range of the function g(x) = 3x + 6 is all real numbers (-∞, +∞), while the x-intercept is (-2,0).

The domain of a function is the set of all possible input values (x-values) for which the function produces a valid output (y-value). In this case, the function g(x) = 3x + 6 is defined for all real numbers, so the domain of the function is all real numbers (-infinity to infinity).

The range of a function is the set of all possible output values (y-values) that the function can produce for a given input value. In this case, the function g(x) = 3x + 6 produces a y-value that is always 6 greater than 3 times the input value. So, the range of this function is also all real numbers ( -infinity to infinity).

The x-intercept of a function is the point at which the graph of the function crosses the x-axis. It is the solution of the equation f(x) = 0. To find the x-intercepts of a function we make y = 0 and solve for x.

In this case, we have y = 3x + 6 = 0.

3x = -6

x = -2

So, the x-intercept of the given function is (-2,0).

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The solution will be that the home-decorating company will require 42 yards of fabric for the customer's window treatments.

As per the information we have received from the question,

A single window requires 13 yards and a double window requires 16 yards of fabric. We are asked to find out the length of fabric that will be required by the home-decorating company, in case there were 2 single windows and 1 double window. The total amount of fabric that will be required by the home-decorating company is hence equal to

13×(no of single windows)+ 16×(no of double windows)

Here, no of single windows= 2

And, no of double window= 1

Hence, total fabric length=13×2 + 16×1=26 + 16=42 yards

Hence the solution is 42 yards of fabric.

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Answer:

-7(2+5d)

Step-by-step explanation:

The correct answer is A! :)

Thank you and i got 100 on iready and P.S what makes no sense is that im in 4th grade doing these lessons

The expression - 14 - 35d is equivalent to the expression - 7(2 + 5d). Then the correct option is A.

The equivalent is the functions that are in different forms but are equal to the same value.

The expression is given below.

- 14 - 35d

Then the expression can be written as

- 7(2 + 5d)

Then the expression - 14 - 35d is equivalent to the expression - 7(2 + 5d). Then the correct option is A.

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Answer:

4

Step-by-step explanation:

First you have to analyze the word equations. Let x equal to Annabell's age and y equal her mother's age

3x + y = 42

6 + 6x = y

Then you use substitution to find x

3x + 6 + 6x = 42

9x = 36

x = 4

An example of an optimistic explanatory style would be viewing a bad grade on a test as something that doesn't often happen, will probably not affect your final grade, and is probably because you did not get enough sleep the night before the test.

An optimistic explanatory style involves interpreting negative events or outcomes in a positive and constructive manner. It involves attributing the causes of negative events to external, temporary, or specific factors rather than internal, permanent, or global factors.

In the given example, option (a) demonstrates an optimistic explanatory style. It suggests that the bad grade on the test is not a common occurrence ("something that doesn't often happen"), indicating that it is viewed as an isolated incident. Furthermore, it minimizes the impact of the bad grade by stating that it will probably not affect the final grade. Instead of attributing the cause to personal incompetence or intelligence.

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a. Null hypothesis: H₀: µ ≤ 74

b. A t-test is appropriate here because the population standard deviation is not known, and the sample size is less than 30.

c. The value of Test statistic is -6.325

d. At a 0.05 significance level, the critical value for a right-tailed test is  -1.664.

e. The test statistic (-4.38) is less than the critical value (1.645). Hence we can reject the null hypothesis.

a. Null hypothesis, H0: µ = 74, alternative hypothesis, H1: µ > 74  (there is no significant difference in the mean job satisfaction scores of employees after the telecommuting policy is adopted).

b. A t-test is appropriate here because the population standard deviation is not known, and the sample size is less than 30. This is a one-tailed test because the alternative hypothesis is directional (i.e., it states that the mean level of satisfaction will increase with telecommuting).

c. The test statistic is calculated using the formula: t = (X - µ) / (s / √n), where X is the sample mean, µ is the population mean, s is the sample standard deviation, and n is the sample size.  Substituting the values given in the question: t = (56 - 74) / (8 / √80) = -6.325

d. The critical value for a one-tailed t-test with 79 degrees of freedom at the 0.05 level of significance is -1.664. Since the calculated t-value of -6.325 is less than the critical value of -1.664, we reject the null hypothesis.

e. Based on the calculated t-value and critical value, we reject the null hypothesis that the mean level of satisfaction is the same before and after telecommuting and accept the alternative hypothesis that telecommuting increases the mean level of satisfaction among employees.

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True. For all waiting lines, P0+Pw= 1

The terms P0 and Pw refer to the probabilities of having 0 customers in the system and having customers waiting in line, respectively. Since every customer is either in the system or in the waiting line, the sum of these probabilities must equal 1. This is because there are only two possible outcomes: either a customer is being served (P0) or they are waiting in line (Pw). Therefore, the probability of one of these events occurring is 1, and the probability of the other event occurring is 0. Hence, P0 + Pw = 1.

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The length of side CE is 5/6 units

From the question, we have the following parameters that can be used in our computation:

The triangle

On the triangle, we have the following ratio

x - 2 : 2 = x + 1 : 8

Express as fraction

(x - 2)/x = (x + 1)/8

So, we have

8x - 16 = 2x + 1

Evaluate the like terms

6x = 17

So, we have

x = 17/6

The value of CE is

CE = x - 2

CE = 17/6 - 2

So, we have

CE = 5/6

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Answer:

3x^5-4x^4-x^2+5

Step-by-step explanation:

(3x^5−2x^4−5)−(2x^4+x^2−10)

Distribute the minus sign

(3x^5−2x^4−5)−2x^4-x^2+10

Combine like terms

3x^5-4x^4-x^2+5

Hello!

\(\boxed{ \bf 3x^5~-~4x^4~-~x^2~+~5}\)

(3\(x^{5}\) - 2\(x^{4}\) - 5) - (2\(x^{4}\) + x² - 10)

Drop the brackets:

3\(x^{5}\) - 2\(x^{4}\) - 5 - 2\(x^{4}\) - x² + 10

Combine Like Terms:

3\(x^{5}\) - 2\(x^{4}\) - 2\(x^{4}\) - x² - 5 + 10

3\(x^{5}\) - 4\(x^{4}\) - x² + 5

Answer: the answer is:

(9,0)

(11,2)

(15,6)

(18,9)

Answer:

B

Step-by-step explanation:

(hx)(gx)

(2x+5)(3x+2)

6\(x^{2}\)+4x+15x+10

6\(x^{2}\)+19x+10

Answer B

The variance of Y = e^X, where X be a continuous random variable, is :

(C) 1300.

The variance of Y can be found using the formula Var[Y] = E[Y^2] - (E[Y])^2.

First, we need to find E[Y]. We have Y = e^X, and X follows a uniform distribution in the interval [0,5]. The probability density function (PDF) of X is f(x) = 1/5 for 0 <= x <= 5, and 0 otherwise.

Using the transformation method, we can find the PDF of Y as follows:

g(y) = f(x) / |dy/dx|, where y = e^x

dy/dx = e^x, so |dy/dx| = e^x (since e^x is always positive)

g(y) = (1/5) / e^x = (1/5y) for 0 <= y <= e^5, and 0 otherwise.

Now we can find E[Y]:

E[Y] = ∫(0 to e^5) y g(y) dy = ∫(0 to e^5) (y/5y) dy = (1/5) ∫(0 to e^5) 1 dy = (1/5) e^5

Next, we need to find E[Y^2]:

E[Y^2] = ∫(0 to e^5) y^2 g(y) dy = ∫(0 to e^5) (y^2/5y) dy = (1/5) ∫(0 to e^5) y dy = (1/10) e^10

Therefore, Var[Y] = E[Y^2] - (E[Y])^2 = (1/10) e^10 - [(1/5) e^5]^2 = 1300.

Hence, the answer is (C) 1300.

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When dividing 456.3 by 100, how should the decimal point be moved is:

Decimals are numbers that have two components, a whole number component and a fractional component, which are separated by a decimal point. 12.5 is a decimal number, for instance.

In mathematics, the decimal system—also known as the Hindu-Arabic number system or the Arabic number system—is a positional numeral system that uses 10 as its base and calls for the use of 10 different numbers, including 0, 1, 2, 3, 4, 5, 6, 7, and 8. To indicate decimal fractions, a dot (decimal point) is also necessary.

We use decimals on a daily basis when dealing with things like money, weight, and length. Decimal numbers are used when higher accuracy is required than full numbers can provide.

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Answer:

8 maybe

Step-by-step explanation:

Answer:

50%

Step-by-step explanation:

i believe the answer is 50% i think i did this before and got it right? or maybe i'm mistaken. If right can i get brainliest? That would really help thx :)

No, the plan will not work because tan B = 8/5; B ≈ 58°

There are three primary trigonometric ratios for a right angle triangle and they are:

sin x = opposite/hypotenuse

cos x = adjacent/hypotenuse

tan x = opposite/adjacent

To get angle B, we will make use of trigonometric ratios to get:

tan B = 8/5

tan B = 1.6

B = tan⁻¹1.6

B = 58°

From the ramp, we can see that the angle is greater than what Gael wants to build and as such we can say it will not work.

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Answer:y+8=4x(x-2)

Step-by-step explanation:

The value of  θ = pi /3 , Option B is the correct answer.

A statement in mathematics used to correlate two algebraic expressions by using an equal sign is called an Equation.

x = rcosθ

y = rsinθ

The equation given is

\(y = -\sqrt{3} \;x\)

rsinθ = - \(\sqrt{3}\) \(\rm {r \; cos\; \theta}\)

sin θ / cos θ = -  \(\sqrt{3}\)

tan θ = -\(\sqrt{3}\)

 θ = pi /3

Therefore Option B is the correct answer.

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To sketch an approximate solution curve passing through specific points, integrate the differential equation numerically Euler's method, Runge-Kutta methods, or solve the equation analytically if possible

To generate a direction field for a given differential equation using computer software, you can use mathematical software packages such as MATLAB, Python with libraries like NumPy and Matplotlib, or dedicated software like Wolfram Mathematica. Here, I will explain the general procedure using Python and Matplotlib.

Define the differential equation: Write down the differential equation you want to work with. For example, let's say we have a first-order ordinary differential equation dy/dx = x - y.

Import the necessary libraries: In Python, you'll need to import the required libraries, such as NumPy and Matplotlib. You can do this with the following code:

python

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import numpy as np

import matplotlib.pyplot as plt

Define the direction field function: Create a Python function that calculates the slope at each point (x, y) based on the given differential equation. For our example equation dy/dx = x - y, the function can be defined as follows:

python

Copy code

def direction_field(x, y):

   return x - y

Generate a grid of points: Define the range of x and y values over which you want to generate the direction field. Create a mesh grid using NumPy's meshgrid function to generate a grid of points (x, y). For example:

python

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x = np.linspace(-5, 5, 20)

y = np.linspace(-5, 5, 20)

X, Y = np.meshgrid(x, y)

Calculate the slopes: Use the direction_field function to calculate the slopes (dy/dx) at each point in the grid. Store the result in a variable, such as dy_dx:

python

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dy_dx = direction_field(X, Y)

Plot the direction field: Use Matplotlib's quiver function to plot the direction field. This function creates arrows at each point (x, y) in the grid, indicating the direction of the slope (dy/dx). Here's an example:

python

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plt.figure(figsize=(8, 8))

plt.quiver(X, Y, np.ones_like(dy_dx), dy_dx)

plt.xlabel('x')

plt.ylabel('y')

plt.title('Direction Field')

plt.grid(True)

plt.show()

This code will display the direction field for the given differential equation.

To sketch an approximate solution curve passing through specific points, you can integrate the differential equation numerically using numerical integration methods such as Euler's method, Runge-Kutta methods, or solve the equation analytically if possible. Once you have the solution, you can plot it on top of the direction field using Matplotlib to compare it with the given points.

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Answer:

1.   2x + 8y = 10xy

2.   13ab + 15ab = 28ab

Step-by-step explanation:

  This is because for question 2 the "a" and "b" stay together since it's on 13 and 15. So that is why you would get 28ab. For question 1 it's basicly the same but instead, you combine the two to get your answer.

Hope this helps.

Answer:

O.O

Step-by-step explanation:

CHEEEEESEEEEEEEEEE