In which number is the value of the 6 ten times the value of the 6 in the number
6,000?

Answer:

20%

Step-by-step explanation:

\(\frac{5}{25} =\frac{1}{5}=0.2=20\)%

Answer:

80% decrease

Step-by-step explanation:

take the difference between the two prices and divide it by the original price, then multiply by 100 (to make it a %)

(25-5) / 25

= 20/25

= .8 x 100

= 80% decrease

The correct answer is D. f(x) = 11x - 4 and g(x) = (x + 4)/11

To determine which pair of functions are inverses of each other, we need to check if the composition of the functions results in the identity function, which is f(g(x)) = x and g(f(x)) = x.

Let's test each option:

Option A:

f(x) = x/2 + 15

g(x) = 12x - 15

f(g(x)) = (12x - 15)/2 + 15 = 6x - 7.5 + 15 = 6x + 7.5 ≠ x

g(f(x)) = 12(x/2 + 15) - 15 = 6x + 180 - 15 = 6x + 165 ≠ x

Option B:

f(x) = ∛3x

g(x) = (x/3)^3 = x^3/27

f(g(x)) = ∛3(x^3/27) = ∛(x^3/9) = x/∛9 ≠ x

g(f(x)) = (∛3x/3)^3 = (x/3)^3 = x^3/27 = x/27 ≠ x

Option C:

f(x) = 3/x - 10

g(x) = (x + 10)/3

f(g(x)) = 3/((x + 10)/3) - 10 = 9/(x + 10) - 10 = 9/(x + 10) - 10(x + 10)/(x + 10) = (9 - 10(x + 10))/(x + 10) ≠ x

g(f(x)) = (3/x - 10 + 10)/3 = 3/x ≠ x

Option D:

f(x) = 11x - 4

g(x) = (x + 4)/11

f(g(x)) = 11((x + 4)/11) - 4 = x + 4 - 4 = x ≠ x

g(f(x)) = ((11x - 4) + 4)/11 = 11x/11 = x

Based on the calculations, only Option D, where f(x) = 11x - 4 and g(x) = (x + 4)/11, satisfies the condition for being inverses of each other. Therefore, the correct answer is:

D. f(x) = 11x - 4 and g(x) = (x + 4)/11

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Supercomputers are the most powerful computers at any given time, but are built especially for assignments that require arithmetic speed.

The supercomputers, which are the most advanced and high-performance computers available, are specifically constructed to handle assignments that demand rapid arithmetic processing.

These machines are optimized for executing complex mathematical operations and simulations, enabling them to tackle problems that require immense computational power.

By harnessing parallel processing, massive memory capacities, and specialized architectures, supercomputers excel in solving scientific, engineering, and research challenges that necessitate exceptional arithmetic speed.

Their capabilities contribute to advancements in various fields, including weather forecasting, molecular modeling, astrophysics, and cryptography.

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Answer:

-12

Step-by-step explanation:

Answer:

3x+4=-8

Step-by-step explanation:

times is multiplication

increase is addition

results is the equal sign

False.A linear transformation T : Rn → Rm is not completely determined by its effect on the columns of the n × n identity matrix.

The columns of the identity matrix represent the standard basis vectors in Rn, which are the vectors with all components equal to zero except for one component that is equal to one. The effect of a linear transformation on the standard basis vectors provides some information about how the transformation affects certain directions in the input space, but it does not fully characterize the transformation.

To see why this statement is false, let's consider an example. Suppose we have a linear transformation T : R2 → R2. The identity matrix in this case is a 2 × 2 matrix with the columns [1 0] and [0 1]. The effect of T on the first column [1 0] could be any vector in R2, let's say T([1 0]) = [a b]. Similarly, the effect of T on the second column [0 1] could be another vector in R2, let's say T([0 1]) = [c d].

Now, we have the information about the effect of T on the columns of the identity matrix, which is T([1 0]) = [a b] and T([0 1]) = [c d]. However, this information alone is not sufficient to uniquely determine the linear transformation T. There could be infinitely many linear transformations that satisfy these conditions. For example, we could have T([x y]) = [ax + cy, bx + dy], where a, b, c, and d are arbitrary real numbers.

In this example, we can see that the effect of the linear transformation on the columns of the identity matrix only gives us partial information about T, but it does not fully determine the transformation. The linear transformation can have different effects on vectors that are not in the standard basis. In general, a linear transformation T maps every vector in the input space Rn to a corresponding vector in the output space Rm, and its behavior on the standard basis vectors alone does not capture the complete transformation.

Therefore, we can conclude that a linear transformation T : Rn → Rm is not completely determined by its effect on the columns of the n × n identity matrix. Additional information about the transformation's behavior on other vectors or basis sets is needed to fully determine the transformation.

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Answer:

The value of 9x - 5 is -41.

Step-by-step explanation:

-2x - 3 = 5

-2x = 5 + 3

-2x = 8

x = -4

9x - 5

= 9(-4) - 5

= -36 - 5

= -41

Answer:

Step-by-step explanation:

Probably the most straightforward way (to fully distinguish between the various possibilities) that I've seen is developing the corresponding augmented matrix into row-reduced echelon form. In this case, you would start with:

⎡⎣⎢⎢1423−1−1−12−3−431⎤⎦⎥⎥

Subtracting 4

times the first row from the second, and 2

times the first row from the third, we have:

⎡⎣⎢⎢1003−13−7−16−1−4199⎤⎦⎥⎥

Subtracting 2

times the third row from the second, we have:

⎡⎣⎢⎢10031−7−18−1−419⎤⎦⎥⎥

Adding 7

times the second row to the third, we have:

⎡⎣⎢⎢100310−11255−4116⎤⎦⎥⎥

At this point, we have only zeroes below the main diagonal, but no zeroes on the diagonal, so a unique solution exists. Continuing to reduce until the 3×3

portion of the augmented matrix is just the 3×3

identity matrix, we have

⎡⎣⎢⎢1000100013/11−73/5516/55⎤⎦⎥⎥

This tells us that x=3/11,

y=−73/55,

z=16/55

is the unique solution to the system.

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Answer:

6a + 2

Step-by-step explanation:

a + 3a - 1 + 2a + 3

6a - 1 + 3

6a + 2

Answer:

8 quadrilaterals

Step-by-step explanation:

a quadrilateral is a shape with 4 sides and vertices

Answer:

Step-by-step explanation:

To show that -0.37 is rational, we need to write it as a quotient of two integers.

We can write -0.37 as -37/100. This is because we can convert the decimal to a fraction by placing the decimal value over 1 and multiplying both the numerator and denominator by 100 .

Therefore, -0.37 can be written as a quotient of two integers, which makes it a rational number.

I hope this helps! Let me know if you have any other questions or if there is anything else I can help you with.

The slope of the line is 2.5, the y-intercept is 4, and the equation of the line in slope-intercept form is y = 2.5x + 4.

The given line in vector form is r(t) = (2, 4) + t(2, 5).

To find the slope of the line, we can observe that the vector (2, 5) corresponds to the change in x and y coordinates as t increases by 1. Therefore, the slope of the line is equal to the ratio of the change in y to the change in x. Hence,

m = Δy / Δx = 5 / 2 = 2.5

To find the y-intercept of the line, we can substitute the values of x and y into the equation r(t). When t = 0, the y-coordinate is 4. Hence, the y-intercept is 4.

The equation of the line in slope-intercept form is y = mx + b, where m is the slope and b is the y-intercept. Substituting the values, we have:

y = 2.5x + 4

Therefore, the equation of the line in slope-intercept form is y = 2.5x + 4.

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Answer: F

Step-by-step explanation:

In Utah, if not directly involved in diving activity, motorized vessels and personal watercraft (PWCs) must remain 150 feet from the diver down flags.

The diver down flag is a banner that is used by vessels to indicate that divers are in the water. It is typically a red flag with a white diagonal stripe that is used to indicate the presence of divers in the water. The flag must be at least 12 x 12 inches in size and must be clearly visible from all directions. When the flag is raised, boaters are expected to keep a safe distance from the divers and to take extra precautions to ensure that they do not pose a hazard to the divers.The diver down flag should be used whenever there are divers in the water. This includes scuba divers, free divers, and anyone else who is swimming or diving underwater. The flag should be raised before the divers enter the water and should be lowered when they exit the water. In addition to the flag, divers are required to use other means of indicating their presence in the water, such as lights and audible signals, to ensure that boaters can see and hear them. Motorized vessels and personal watercraft (PWCs) must remain at least 150 feet from the diver-down flag. This means that they must keep a safe distance from the divers and take extra precautions to ensure that they do not pose a hazard to the divers. If a motorized vessel or PWC is directly involved in the diving activity, such as transporting divers to and from the dive site, they may operate closer to the flag, but they must still maintain a safe distance from the divers at all times.

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We can solve the Inequalities by Isolating the variables that are present in the given Inequality.

In mathematics, an inequality is a connection between two values or mathematical equations that results in an unequal comparison.

The signs that we use in Inequalities are less than( < ), less than or equal to ( ≤ ), greater than ( > ), greater than or equal to ( ≥ ), and not equal to (≠) sign.

Lets us consider we have inequality 3x + 2 + x ≥ 10

We can solve the above inequality as given below

Here we will solve the inequality by Isolating the variable  

Step - 1

Add x term and constant terms

=> 4x + 2 ≥ 10   [ here 3x + x = 4x ]

Step - 2  

Bring out x terms at one side, and constant terms at another side by doing required operations like adding

=> 4x + 2 ≥ 10    [ here we will subtract 2 from both sides ]

=> 4x + 2 - 2  ≥ 10 - 2

=> 4x  ≥ 8  

Step - 3

Now isolate the variable to get the solution

=>  4x/4  ≥ 8/4         [ here divided by 4 ]

=> x  ≥ 2  

Therefore, the required solution is x ≥ 2    

Therefore,

We can solve the Inequalities by Isolating the variables that are present in the given Inequality.

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She has 38 nickels

N as the number of nickels, D as the number of dimes, and Q as the number of quarters.

She has 140 coins in total, so we can writen:

N + D + Q  = 140.

And the total value is $19.00

Then we have:

N*0.05 + D*0.10 + Q*0.25 = 19

And "The difference in the number of dimes and the number of quarters is 10."

D - Q = 10.

So we have a system of 3 equations and 3 variables:

N + D + Q  = 140

N*0.05 + D*0.10 + Q*0.25 = 19

D - Q = 10.

First, let's isolate one of the variables in the third equation, i will isolate D.

D = 10 + Q.

Now we can replace this in the other two equations:

N + (10 + Q) + Q = 140

N*0.05 + (10 + Q)*0.10 + Q*0.25 = 19.

Now we can isolate Q in the first equation:

N + 10 + 2*Q = 140

2*Q = 140 - 10 - N

Q = 130/2 - N/2. = 65 - N/2

Now we can replace this in the other equation:

N*0.05 + 10*0.10 + Q*(0.10 + 0.25) = 19

N*0.05 + 10*0.10 + (65 - N/2)*( 0.35) = 19

Now we can find the number of nickels.

N*0.05 + 1 + 22.75 - N*0.175 = 19

23.75 - N*(0.175 - 0.05)  = 19

23.75 - 19 = N*0.125

4.75/0.125 = N

38 = N

She has 38 nickels

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Answer:

Continuous graph.

Explanation:

Looking at the graph in the picture, we can say that it is a continuous graph because the line of the graph is continuous and not interrupted. There is a y value for every value of x.

The domain of the function graphed in the image is all real numbers which can be represented as shown below;

Answer:

Step-by-step explanation:

\(d=\sqrt{(x_2-x_1)^2+(y_2-y_1)^2}\\\\(2,-5)\quad\implies\quad x_1=2\,,\ \ y_1=-5\\\\(3,-7)\quad\implies\quad x_2=3\,,\ \ y_2=-7\\\\d=\sqrt{(3-2)^2+(-7+5)^2}= \sqrt{1^2+(-2)^2}=\sqrt{1+4}=\sqrt5=2.236....\approx2.24\)

Answer:

tljhfdrtfehjwkskjdjrhehbsnw

Answer:

constant and coefficient

Step-by-step explanation:

2 terms

To find the rate at which the diameter of the circle is changing, we'll first need to determine the relationship between the area of the circular ripple and its radius.

The area of a circle is given by the formula A = πr². In this problem, the area is increasing at a constant rate of 5 m²/second (dA/dt = 5).

Now, we'll use implicit differentiation with respect to time (t) to find the rate of change of the radius:

dA/dt = d(πr²)/dt

5 = 2πr(dr/dt)

Since we're interested in the rate of change of the diameter (D) when the radius (r) is 4 m, and D = 2r, we'll differentiate D with respect to time:

dD/dt = 2(dr/dt)

Now, we can solve for (dr/dt) when r = 4:

5 = 2π(4)(dr/dt)

5/(8π) = dr/dt

Finally, we find dD/dt:

dD/dt = 2(5/(8π))

dD/dt = 5/(4π)

So, when the radius of the circular ripple in the pond is 4 m, the diameter is changing at a rate of 5/(4π) meters per second.

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9x² - 225 = 0

(3x - 15)² = 0

or

(3x + 15) (3x - 15) = 0

Answer:

x = 25

Step-by-step explanation:

2x+15 + x + 90 = 180

3x + 15 = 90

3x = 75

x = 25

The required,
(a) The missing terms of the first sequence are -7, 6, and 19.
(b) The missing terms of the second sequence are 71, 88, and 105.
(c) The missing terms of the third sequence are 2, -6, and -14.

Arithmetic progression is the series of numbers that have common differences between adjacent values

To find the missing terms of each arithmetic sequence, we need to use the formula for the nth term of an arithmetic sequence:

an = a₁ + (n - 1)d

where an is the nth term, a₁ is the first term, n is the number of terms, and d is a common difference.

Sequence 1,

a₁ = -20, an = 19

n = ? (unknown)

d = (an - a1) / (n - 1)

19 = -20 + (n - 1)d
39 = (n - 1)d

d = 39 / (n - 1)

We also know that a₂, a₃, and a₄ are missing, and there are four terms in total. Therefore, n = 4.

d = 39 / (4 - 1) = 13

Using the formula, we can now find the missing terms:

a₂ = a₁ + d = -20 + 13 = -7

a₃ = a₂ + d = -7 + 13 = 6

a₄ = a₃ + d = 6 + 13 = 19

So the missing terms of the first sequence are -7, 6, and 19.

Similarly,

The missing terms of the second sequence are 71, 88, and 105.
The missing terms of the third sequence are 2, -6, and -14.

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Answer:

5x/3

Step-by-step explanation:

Answer:

1/6

Step-by-step explanation:

Possible outcomes

HHH

HTH

HTT

TTT

THT

THH

a)The radius of convergence is R = |-2 - (-πi)| = |-2 + πi| = √(2^2 + π^2) ≈ 3.146.b)The radius of convergence is R = |1 + i - i| = |1| = 1. c)The radius of convergence is R = |1 + i - i| = |1| = 1.

The radius of convergence of a Taylor series centered at a point z0 is the distance from z0 to the nearest singularity of the function.

(a) The function sinz/e^z has singularities at z = kπi for any integer k, and the nearest singularity to z0 = -2 is at z = -πi. Therefore, the radius of convergence is R = |-2 - (-πi)| = |-2 + πi| = √(2^2 + π^2) ≈ 3.146.

(b) The function 1/cosz' has singularities at z = (k + 1/2)π for any integer k, which are equidistant from z0 = 0. Therefore, the radius of convergence is R = π/2.

(c) The function z^2+1/(z−i) has a singularity at z = i, which is the nearest singularity to z0 = 1 + i. Therefore, the radius of convergence is R = |1 + i - i| = |1| = 1.

Note that these radii of convergence only guarantee convergence within the radius; the series may converge or diverge at the boundary.

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Answer:

0.24

Step-by-step explanation:

Given the points (10,2.4) (15, 3.6) (17.5, 4.2)

The unit rate is the slope of the line joining any of the two points.

Using points (10,2.4)  and (15, 3.6)

\(Slope, m=\dfrac{3.6-2.4}{15-10} \\=\dfrac{1.2}{5} \\\\=\dfrac{6}{25}\)

=0.24

Using points (10,2.4)  and (17.5, 4.2)

\(Slope, m=\dfrac{4.2-2.4}{17.5-10} \\=\dfrac{1.8}{7.5} \\\\=\dfrac{6}{25}\\=0.24\)

Therefore, the unit rate for each point is 0.24