PLS HELP HURRY ILL GIVE BRAINLIEST

The given graph is of the rational number f(x)=1/x(x-3)

All the numbers which are in the form of p/q where q is not equal to zero is known as rational numbers.

here, we have,

Which function represents the given graph :

The given graph represents the function f(x)=1/x(x-3)

Since the value of x can never be equals to zero in this function as graph is representing.

Hence option (b) f(x)=1/x(x-3) is the correct answer.

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Answer:

(0,5)

Step-by-step explanation:

Use the midpoint formula to find the midpoint of the line segment.

(x1+x2/2,y1+y2/2)

Substitute in the values for (x1,y1)and (x2,y2).

(-2+2/2,\(\frac{4+6}{2}\))

Cancel the common factor of −2+2 and 2.

(−1+1, \(\frac{4+6}{2}\))

Add −1 and 1.

(0,\(\frac{4+6}{2}\))

Cancel the common factor of 4+6 and 2.

(0, 2+3)

Add 2 and 3.

(0,5)

(Sorry, some of the fractions weren't working)

Answer:

933.3333333

Step-by-step explanation:

Answer: it's a linear equation

Step-by-step explanation:

Answer:

yes

Step-by-step explanation:

Answer:

6.04 × 10-3

Step-by-step explanation:

Answer:

6.04 E^-3

Step-by-step explanation:

Answer:

13866.66

Step-by-step explanation:

you divide

Brainliest please

Cherry was picked the most which was 28 times out of 51

The probability of picking cherry is 28/51

The correct answer to this open question is the following.

Although the question does not include references, under that context we can say that if Canada experiences rapid and prolonged economic growth, instead of México, this would affect Canada's economic growth for the better and it will have a direct impact in various US states, basically, the border states to Canada.

This would mean more trade relations and people border crossing activity due to the increase of trade and businesses.

However, let's have in mind that México, Canada, and the United States have signed a new trade agreement that substitutes the North American Free Trade Agreement (former NAFTA). The new agreement is called USMCA, the United States, México, and Canada Agreement, and creates tight trade bonds between the three countries.

Answer:

grow quickly: michigan minnesota new york

not impacted: texas n. carolina

Step-by-step explanation: states that border canada are expected to gain from trade easier.

Answer:

d

Step-by-step explanation:

here is the answer -option d

If we solve  4x-3y=3, -8x +6y=-6 by substitution or elimination, we will have x=3/4 and y=0

We have the following simultaneous equations:

4x-3y=3.....................(i)

-8x+6y=-6..................(ii)

We solve using substitution:

Make x the subject of formula in equation(i):

4x=3+3y

x=(3+3y)/4

Now, replace the value of x in equation(ii)

-8x+6y=-6, and x=(3+3y)/4

-8((3+3y)/4)+6y=-6

-2(3+3y)+6y=-6

-6-6y+6y=-6

y=0

Now, we replace the value of y=0 in any equations we have to find the corresponding value of x:

4x-3y=3, but y=0

4x-3(0)=3

4x=3

x=3/4

Hence, x=3/4, y=0

The question was incomplete, the complete question is given below:

solve by using substitution or elimination by addition. 4x-3y=3 -8x+6y=-6

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The minimum value of f (x,y,z) = 2x2 + y2 + 3z2 subject to the constraint 2x – 3y - 4z = 49 is 7075/169 using the method of Lagrange multipliers.

To solve this problem, we introduce a Lagrange multiplier λ and form the function

F(x,y,z,λ) = 2x^2 + y^2 + 3z^2 + λ(2x – 3y – 4z – 49)

Taking partial derivatives with respect to x, y, z, and λ, we get

∂F/∂x = 4x + 2λ

∂F/∂y = 2y – 3λ

∂F/∂z = 6z – 4λ

∂F/∂λ = 2x – 3y – 4z – 49

Setting these to zero, we have a system of four equations:

4x + 2λ = 0

2y – 3λ = 0

6z – 4λ = 0

2x – 3y – 4z = 49

Solving for x, y, z, and λ in terms of each other, we get

x = -λ/2

y = 3λ/2

z = 2λ/3

λ = -98/13

Substituting λ back into the expressions for x, y, and z, we get

x = 49/13

y = -147/26

z = -98/39

Finally, substituting these values into the expression for f(x,y,z), we find that the minimum value is f(49/13, -147/26, -98/39) = 7075/169

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Answer:

5.48

Step-by-step explanation:

add 2.98 1.75 and 0m75

Answer:

It's 6.23

Step-by-step explanation:

just add them and add the decimals

Answer:

(x+5)(x-11)=0

Step-by-step explanation:

x^2-6x-55=0

[Multiply the coefficient of last and first, (55*1=55) and find such a factor of it such that its product is equal to the product of coefficient of last and first and such that it adds or subtracts(11-5=6)(depending on the sign of last coefficient) up to the coefficient of middle term]

x^2-11x+5x-55=0

x(x-11)+5(x-11)=0

(x+5)(x-11)=0

The probability that the chip drawn from urn II is red is 4/15. Let's call the event that the chip drawn from urn I and transferred to urn II is red "R1", and the event that the chip drawn from urn II is red "R2".

The probability of event R1 is 2/6 = 1/3.

Given that event R1 has occurred, the number of red chips in urn II becomes 4, and the number of total chips becomes 4+1=5. The probability of event R2 is 4/5 = 4/5.

The probability of both events occurring is (1/3) * (4/5) = 4/15.

So, the probability that the chip drawn from urn II is red is 4/15.

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The correct function that describes the line segment from P(2,7,3) to Q(3,1,1) is r(t) = ⟨2 + t, 7 - 6t, 3 - 2t⟩; 0 ≤ t ≤ 1.

The function that describes the line segment from point P(2,7,3) to Q(3,1,1), we can use the parametric form of a line. The general form of a line equation is r(t) = ⟨x₀ + at, y₀ + bt, z₀ + ct⟩, where (x₀, y₀, z₀) is a point on the line and (a, b, c) are direction ratios.

1. First, we find the direction ratios by subtracting the coordinates of P from Q:

  a = 3 - 2 = 1

  b = 1 - 7 = -6

  c = 1 - 3 = -2

2. Next, we substitute the point P(2,7,3) into the line equation and simplify:

  r(t) = ⟨2 + t, 7 - 6t, 3 - 2t⟩

3. The parameter t represents the distance along the line segment. Since we want to describe the segment from P to Q, we need t to vary from 0 to 1, ensuring that we cover the entire segment.

4. Comparing the obtained equation with the given options, we find that the correct function is r(t) = ⟨2 + t, 7 - 6t, 3 - 2t⟩; 0 ≤ t ≤ 1.

Therefore, option A, r(t) = ⟨2 - t, 7 + 6t, 3 + 2t⟩; 0 ≤ t ≤ 1, is the correct answer.

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The probability of a standard normal variable being less than -2.65 is 0.0040. Therefore, P(x < 979) = 0.0040.

To solve this problem, we use the central limit theorem since we have a large enough sample size.

a) Probability that a single randomly selected value is less than 979 dollars

To find the probability that a single randomly selected value is less than 979 dollars, we standardize the value and use the standard normal distribution:

z = (979 - 1046) / 206 = -0.3233

Using a standard normal distribution table or calculator, we find that the probability of a standard normal variable being less than -0.3233 is 0.3736. Therefore, P(X < 979) = 0.3736.

b) Probability that a sample of size n = 66 is randomly selected with a mean less than 979 dollars

To find the probability that a sample of size n = 66 is randomly selected with a mean less than 979 dollars, we use the central limit theorem.

The mean of the sampling distribution of the sample means is the same as the population mean, which is 1046 dollars. The standard deviation of the sampling distribution of the sample means is the standard error, which is:

SE = σ / sqrt(n) = 206 / sqrt(66) = 25.23

To standardize the sample mean, we use the formula:

z = (x - μ) / SE = (979 - 1046) / 25.23 = -2.65

Using a standard normal distribution table or calculator, we find that the probability of a standard normal variable being less than -2.65 is 0.0040. Therefore, P(x < 979) = 0.0040.

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Answer:

u ≈ 11

Step-by-step explanation:

10² = u² - 2(5)(2)

100 = u² - 20

120 = u²

u = \(\sqrt{120}\)

u = \(\sqrt{4}\)\(\sqrt{30}\) = 2\(\sqrt{30}\) which is 10.95

Answer:

s=1

Step-by-step explanation:

Slope formula is

Δy/Δx

Substitute in:

7-6/s-10=-1/9

cross multiply

7-6=-1/9s+10(1/9)

7-6=-1/9s+10/9

1-10/9=-1/9s

-1/9=-1/9s

divide both sides by -1/9

thus:

1=s

s=1

(check by plugging back in)

7-6/1-10=-1/9

When alcohol consumption and grade point are linearly related, the appropriate test used for this would be the t-test for a correlation coefficient. So the correct test is option C.

Correlated group t-test also referred to as paired samples t-test is the test in which each participant is tested twice. It is a type of dependent test where the sample consists of matched pairs with the same units. So in this test, the groups are related to one another.

Let us consider an example of a patient receiving medical treatment. Here, the paired t-test is used to test the patient before and after treatment. The formula used to calculate this test is written as, \(t=\frac{\bar{X}-\bar{Y}}{\frac{s_{D}}{\sqrt{n}}}\). Here, the two means are denoted by \(\bar{X}\)  and \(\bar{Y}\). The standard deviation difference is denoted by \(s_D\), and the sample size is n.

Since both alcohol consumption and grade point are linearly related, the t-test for a correlated sample is used.

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The complete question is -

If you wanted to find out if alcohol consumption (measured in fluid oz.) and grade point average on a 4-point scale are linearly related, you would perform a

A) a Z test for the difference in two proportions

B) X​² test for the difference in two proportions

C) a t-test for a correlation coefficient                  

D) X​² test for independence.

The equation in x and y for the line tangent to the curve x(t) = 10t + 46 and y(t) = 2t² + 20t + 56 at the point (10, 46).

By finding the derivatives of x(t) and y(t) with respect to t, we can determine the slope of the tangent line at any given point. Plugging in the value of t corresponding to the point (10, 46) into the derivatives will give us the slope of the tangent line at that point. Finally, using the point-slope form of a linear equation, we can write the equation of the tangent line in terms of x and y.

To find the equation of the line tangent to the curve x(t) = 10t + 46 and y(t) = 2t² + 20t + 56 at the point (10, 46), we need to determine the slope of the tangent line at that point. We start by finding the derivatives of x(t) and y(t) with respect to t.

The derivative of x(t) with respect to t gives us the rate of change of x with respect to t, which is the slope of the tangent line for the x-coordinate. Taking the derivative of x(t) = 10t + 46, we get dx/dt = 10.

The derivative of y(t) with respect to t gives us the rate of change of y with respect to t, which is the slope of the tangent line for the y-coordinate. Taking the derivative of y(t) = 2t² + 20t + 56, we get dy/dt = 4t + 20.

To find the slope of the tangent line at the point (10, 46), we substitute t = 10 into the derivatives: dx/dt = 10 and dy/dt = 4(10) + 20 = 60.

Now that we have the slope (m) of the tangent line, we can use the point-slope form of a linear equation: y - y1 = m(x - x1), where (x1, y1) represents the given point on the curve. Substituting (10, 46) and the slope m = 60, we get the equation of the tangent line:

y - 46 = 60(x - 10)

Simplifying the equation further, we have:

y - 46 = 60x - 600

This is the equation in x and y for the line tangent to the curve x(t) = 10t + 46 and y(t) = 2t² + 20t + 56 at the point (10, 46).

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The statement is true: If x and y are linearly independent, and if z is in Span {x, y}, then {x, y, z} is linearly dependent.

The statement is true.
Let's first understand the terms used:
Linearly independent:

A set of vectors is linearly independent if none of them can be expressed as a linear combination of the other vectors. In other words, no vector in the set can be written as a sum of scalar multiples of the other vectors.
Span:

The span of a set of vectors is the set of all linear combinations of those vectors.

In this case, Span\({x, y}\) is the set of all vectors that can be formed by adding scalar multiples of x and y.
Now, let's consider the given statement:
If x and y are linearly independent, it means that neither x nor y can be expressed as a linear combination of the other. However, it is given that z is in the Span\({x, y}.\)

This means that z can be expressed as a linear combination of x and y:
\(z = ax + by\), where a and b are scalar constants.
Let's analyze the set\({x, y, z}\). We know that z can be expressed as a linear combination of x and y, as shown above. This implies that the set \({x, y, z}\)is linearly dependent, because one vector (z) can be expressed as a linear combination of the others \((x and y)\).

Thus, the statement is true: If x and y are linearly independent, and if z is in Span\({x, y}\), then\({x, y, z}\) is linearly dependent.

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The following are the solution to the given inequalities;

-13 < 4x + 7 ; -5 < x

-2x + 7 < 19 ; x > -6

-45 < 5(p - 2) ; -7 < p

21 < -7(x - 2) ; -1 > x

-9x + 10 > -8 ; x < 2

2 - 6 < 3 ; -4 < 3

-13 < 4x + 7

combine like terms

-13 - 7 < 4x

-20 < 4x

divide both sides by 4

-5 < x

-2x + 7 < 19

combine like terms

-2x < 19 - 7

-2x < 12

x < 12/-2

x > -6

When dividing inequality with negative, the inequality sign will flip.

-45 < 5(p - 2)

open parenthesis

-45 < 5p - 10

-45 + 10 < 5p

-35 < 5p

-7 < p

21 < -7(x - 2)

21 < -7x + 14

21 - 14 < -7x

7 < -7x

divide both sides by -7.

-1 > x

-9x + 10 > -8

-9x > -8 - 10

-9x > -18

x > -18/-9

x < 2

2 - 6 < 3

-4 < 3

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Answer:

32 ounce because its more apple juice and only 3 dollars more

Step-by-step explanation:

Answer:

D. 2 7/12

Step-by-step explanation:

8 1/4 - 5 2/3

Turn to improper fractions.

33/4 - 17/3

Make the denominators equal.

99/12 - 68/12

Subtract the fractions since denominators are equal.

31/12

= 2 7/12

Answer:

\( 2 \frac{7}{12} \)

Answer D is correct.

Step-by-step explanation:

\(8 \frac{1}{4} - 5 \frac{2}{3} \\ \frac{33}{4} - \frac{17}{3} \\ \frac{99 - 68}{12} \\ \frac{31}{12} = 2 \frac{7}{12} \)

The probability that the number of U.S. adults who favor the use of unmanned drones by police agencies is​:

(a) P(3) = 0.2636

(b) P(x≥4) = 0.1814

(c) P(x<8) = 0.9997

(a) To find the probability that exactly three out of twelve U.S. adults favor the use of unmanned drones by police agencies, we can use the binomial probability formula:

P(3) = (12 choose 3) * (0.38)^3 * (1-0.38)^(12-3) = 0.2636

where (12 choose 3) = 12! / (3! * 9!) represents the number of ways to choose 3 out of 12 adults.

(b) To find the probability that at least four out of twelve U.S. adults favor the use of unmanned drones by police agencies, we can use the complement rule and subtract the probability of having three or fewer adults who favor the use of drones from 1:

P(x≥4) = 1 - P(x≤3) = 1 - [(12 choose 0) * (0.38)^0 * (1-0.38)^(12-0) + (12 choose 1) * (0.38)^1 * (1-0.38)^(12-1) + (12 choose 2) * (0.38)^2 * (1-0.38)^(12-2) + (12 choose 3) * (0.38)^3 * (1-0.38)^(12-3)] = 0.1814

(c) To find the probability that less than eight out of twelve U.S. adults favor the use of unmanned drones by police agencies, we can sum up the probabilities of having zero to seven adults who favor the use of drones:

P(x<8) = P(x=0) + P(x=1) + ... + P(x=7) = (12 choose 0) * (0.38)^0 * (1-0.38)^(12-0) + (12 choose 1) * (0.38)^1 * (1-0.38)^(12-1) + ... + (12 choose 7) * (0.38)^7 * (1-0.38)^(12-7) = 0.9997

Note that the probability of having eight or more adults who favor the use of drones is negligible.

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The volume of the solid generated by rotating the region in the first quadrant, enclosed by the graphs of y = e^(2x), x = 1, and the coordinate axes, about the y-axis can be represented by the integral:

(A) 2π∫[0 to 1] x*e^(2x) dx.

To find the volume of the solid, we use the method of cylindrical shells. We integrate the area of each cylindrical shell formed by rotating an infinitesimally thin strip of the region about the y-axis.

In this case, the height of each cylindrical shell is given by the function
y = e^(2x), and the radius is the corresponding x-value.

The limits of integration are from x = 0 to x = 1, as specified by the given region.

Using the formula for the volume of a cylindrical shell, V = 2π * radius * height * thickness, and substituting the height as y = e^(2x) and the radius as x, we get the integral 2π∫[0 to 1] x*e^(2x) dx, which represents the volume of the solid generated.

Therefore, the correct representation for the volume of the solid is option (A) 2π∫[0 to 1] x*e^(2x) dx.

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A. The equation for the mass's vertical displacement over time is:

y(t) = A cos(4.1888t) - 8

B. the amplitude of the function is 0, which means that the mass does not oscillate with any vertical displacement above or below its equilibrium position. The period of the function is already determined to be T = 1.5 s.

A. To model the mass's vertical displacement relative to its equilibrium position over time, we can use a cosine function of the form:

y(t) = A cos(ωt) + B

where A is the amplitude, ω is the angular frequency, t is time, and B is the equilibrium position. Since the mass is initially pulled down 8 cm below its equilibrium position, we have B = -8 cm.

To determine the amplitude and angular frequency, we can use the fact that the mass oscillates from down to up to down again in 1.5 seconds. The period T of the motion is the time it takes for one complete oscillation, so T = 1.5 s. The angular frequency ω is related to the period by ω = 2π/T, so we have:

ω = 2π/T = 2π/1.5 ≈ 4.1888

Therefore, the equation for the mass's vertical displacement over time is:

y(t) = A cos(4.1888t) - 8

B. The amplitude of the function is the maximum displacement of the mass from its equilibrium position, which is equal to the absolute value of A. To find A, we can use the fact that the mass is pulled down 8 cm below its equilibrium position before being released. At the bottom of its motion, the mass is 8 cm below its equilibrium position, so we have:

y(0) = A cos(0) - 8 = -8

Solving for A, we get:

A = |y(0) + 8| = |(-8) + 8| = 0

Therefore, the amplitude of the function is 0, which means that the mass does not oscillate with any vertical displacement above or below its equilibrium position.

The period of the function is already determined to be T = 1.5 s.

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The variable term in the expression 1 - 3m + 14 is "-3m", where "m" is the variable and "-3" is the coefficient.

In the expression 1 - 3m + 14, the variable term is "-3m".

A variable term is a term in an algebraic expression that contains both a variable and a coefficient.

The variable is "m" and the coefficient is "-3".

The term "-3m" indicates that the variable "m" is multiplied by the coefficient "-3".

The variable term represents a quantity that depends on the value of "m".

You substitute different values for "m", the value of the variable term will change accordingly.

If "m" is equal to 2, then the variable term "-3m" becomes "-3(2)" which is equal to -6.

Similarly, if "m" is equal to -5, then the variable term becomes "-3(-5)" which is equal to 15.

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Answer:

Hey love! x = 6

Step-by-step explanation:

because 13 x 6 = 78

HOPE THIS HELPS!

Answer:

x = 6

Work -

13x = 78

divide 13 on both sides to isolate x. 78 divided by 13 gives us 6, and 13/13 =1.

1 times x is x,  as you can see, we have isolated x on one side. On the other side, we got 6, so x = 6

To find y(x) given y'(x) and y(9) = 24, we can integrate y'(x) with respect to x to obtain y(x) up to a constant of integration. Then we can use the given initial condition y(9) = 24 to determine the specific value of the constant.

First, let's integrate y'(x) = -2/√x with respect to x:

∫y'(x) dx = ∫(-2/√x) dx

Using the power rule of integration, we have:

y(x) = -4√x + C

Now, we can use the initial condition y(9) = 24 to find the value of the constant C:

y(9) = -4√9 + C

24 = -4(3) + C

24 = -12 + C

C = 36

Therefore, the specific equation for y(x) is:

y(x) = -4√x + 36

To find y(4), we substitute x = 4 into the equation:

y(4) = -4√4 + 36

y(4) = -4(2) + 36

y(4) = 28

Hence, y(4) = 28.

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