-12x+(-4)=56
-2.1x+(-3.9)=10.8

By applying the colMeans() function to both new data frames, we can obtain the means of the columns for each case.

Two new data frames are created from the hmeq small dataset. The first data frame contains only rows with missing data deleted, while the second data frame has missing data filled in with the mean value of each column. The means of the columns for both new data frames are calculated.

To create the first data frame with rows containing missing data deleted, we remove all the rows from the original dataset (hmeq small) that have missing values. This can be done using the na.omit() function in R.

To create the second data frame with missing data filled in with the mean value of each column, we replace the missing values in each column with the mean value of that particular column. This can be achieved using the mean() function in R and the replace() function to replace the missing values.

After creating the two new data frames, we can calculate the means of the columns for each data frame using the colMeans() function in R. This function calculates the means of all the columns in a data frame.

By applying the colMeans() function to both new data frames, we can obtain the means of the columns for each case. This will provide the average values for each variable in the dataset, considering either the rows with missing data deleted or the missing values filled in with the mean.

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The water temperature must be increased from 74 to 76. The correct graph is shown by option C.

A number line in elementary mathematics is a representation of a graduated straight line that serves as an abstraction for real numbers, represented by the symbol R.".

It is assumed that every point on a number line corresponds to a real number and that every real number corresponds to a point.

Given that the water temperature of a swimming pool must be no less than 76 F. The temperature is currently 74 F. To increase the water temperature from  74F to 76F.

Therefore, the water temperature must be increased from 74 to 76. The correct graph is shown by option C.

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Answer:

What’s the third length?..

Step-by-step explanation:

Because the sine and cosine ratios involve dividing a leg (one of the shorter two sides) by the hypotenuse (the longest side), the ratio values will never be greater than one, because (some number) / (a larger number) is always less than one.

Sine & cosine are trigonometric functions of an angle in mathematics. In the context of a right triangle, the sine and cosine of an acute angle are defined as follows: for the specified angle, the sine is the ratio of the length of the side opposite that angle to the length of the triangle's longest side (the hypotenuse), and the cosine is the ratio of the length of the adjacent leg to that of the hypotenuse.

The sine and cosine functions for an angle θ are simply denoted as sin θ and cos θ. In general, the definitions of sine and cosine can be extended to any real value expressed in terms of the lengths of specific line segments in a unit circle.

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Answer:

x = 100

Step-by-step explanation:

(100-40)/2

= 60/2

= 30

So it's 100

Answered by GAUTHMATH

Answer:

Graph number 3 is correct :)

Answer:

It's the 3rd pic

Step-by-step explanation:

It's written in y=mx+b form

the m is slope so 2/3 is the slope. You go up 2 and right 3

b is the y-intercept

hope this helps

a) The points\((x, y) = (-1, 2)\) are the equilibrium solutions

b) The solutions are decreasing since \((y-2)\) is negative and \((x+1)\) is positive.

c) The solution curves concave up if y'' is positive, and concave down if y'' is negative.

a)  Either \(y = 2 or x = -1\)is required for this equation to be true. Therefore, the points\((x, y) = (-1, 2)\) are the equilibrium solutions.

We must set \(y = 0\) and solve for y in order to find the equilibrium solutions. So:

\((y-2)(x+1) = 0\)

b) We need to look at the sign of y' in various areas of the xy-plane to figure out where the solutions are rising or decreasing. The solutions are growing if y' is positive; they are shrinking if y' is negative.

Since \((y-2)\) and \((x+1)\)are both negative, y' is positive and the solutions are increasing if\(x -1\)and \(y 2.\) When \(x > -1\)and \(y 2, (y-2)\) becomes negative and (x+1) becomes positive, indicating that y' is negative and the solutions are getting smaller. If \(y > 2\), then y' is positive and the solutions are getting bigger because \((y-2)\) and \((x+1)\) are both positive. for x is greater than \(-1\) and y is greater than \(2\), the solutions are decreasing since \((y-2)\) is negative and \((x+1)\) is positive. This is the case for \(y 2.\)

The expression for y' shows that when \((y-2)\) and \((x+1)\)have the same sign, and when they have the opposite sign, respectively, it will be positive.

c) We need to look at the sign of y'' in various areas of the xy-plane to figure out where the solution curves are concave up-concave down. By taking the derivative of y', we may find y'':

\(y'' = (y-2) - 2(x+1)\)

The solution curves concave up if y'' is positive, and concave down if y'' is negative.

We may deduce that y'' is positive when\(y > 2 + 2(x+1)\) and negative when \(y 2 + 2(x+1)\) from the expression for y''. As a result, when the solution curves are above the line\(y = 2 + 2(x+1)\), they are concave up, and when they are below it, they are concave down.

a) \(y > 2 + 2(x+1)\)

b) \(y 2 + 2(x+1)\)

c)\(y = 2 + 2(x+1)\)

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Complete Question:

Let y' =(y-2)(x+1). a) Determine all equilibrium solutions. b) Determine the region in the xy - plane where the solutions are increasing, and where the solutions are decreasing. c) Determine the regions in the xy - plane where the solution curves are concave up, and determine those regions where they are concave down. Solve the following differential equations.

a) dy + 2xy2 = 0 doc ? =

b) x - y = 2x?y, y(i)=1 y *1) b dy dx

The four equations of uniformly accelerated motion are:

\(v = u + at\\s = ut + (1/2)at^2\\v^2 = u^2 + 2as\\v = u + 2as/t\)

Uniformly accelerated motion is motion in which the acceleration is constant. The four equations of uniformly accelerated motion are:

These equations are derived from the basic kinematic equations of motion which relate velocity, acceleration, distance and time.

The first equation is a result of the definition of acceleration.

The second one is derived from the first equation and the definition of distance.

The third one is derived from the first and second equation by squaring the first equation and then solving for v^2.

The fourth equation is derived by dividing the distance traveled by the time taken.

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Answer:

\(\displaystyle [-1, 2]\)

Step-by-step explanation:

\(\displaystyle -2x + [1 - x] = 4 → 4 = 1 - 3x → \frac{3}{3} = \frac{-3x}{3}; -1 = x, 2 = y \\ \\ [-1, 2]\)

I am joyous to assist you at any time.

Answer:

A

Step-by-step explanation:

10 liters won't fit on a spoon

Answer: 180 houses

Step-by-step explanation:

From the question, we are informed that in a village the number of houses and the number of flats are in the ratio 9:5 while the number of flats and the number of bungalows are in the ratio 10:3 and that there are 30 bungalows in the village.

Since the ratio of the number of flats and the number of bungalows are in the ratio 10:3 and there are 30 bungalows in the village, the number of flats will be:

= 10/3 × 30

= 10 × 10

= 100 flats

Since we are told that the ratio of the number of houses to the number of flats are in the ratio 9:5 and we've gotten the number of flats as 100, then the number of houses will be:

= 9/5 × 100

= 9 × 20

= 180 houses

\(2x-5y=10\\\\\implies 5y = 2x-10\\\\\implies y =\dfrac{2x-10}5 = \dfrac{2}5 (x-5) = \dfrac{2x}5 - 2\)

Answer:

(D) \(y = - \frac{2x}{5} - 2\)

Step-by-step explanation:

The problem consist in isolate the \(y\) variable

The steps are below:

\(2x -5y = 10\\-5y = 10 - 2x\\y = \frac{10 - 2x}{5}\)

Know the trick is in separate the fraction in two others as this example:

\(\frac{a+b}{c} = \frac{a}{c} + \frac{b}{c}\)

So in our case we have:

\(y = -\frac{10}{5} - \frac{2x}{5}\\y = -2 -\frac{2x}{5}\)

That correspond to D

Answer:

Suppose we add up alternate Fibonacci numbers, Fn-1 + Fn+1; that is, what do ... L(1)=1 and L(3)= 4 so their sum is 5 whereas F(2)=1; L(2)=3 and L(4)= 7 so their ... What is the relationship between F(n-2), and F(n+2)? You should be able to find a ... Fib(N); K (an EVEN number!), Lucas(K) and Fib(K) in each expression like ...

i

Step-by-step explanation:

The quotient of the decimal number 89.904 divided by 34 will be 2.65.

In mathematics, the sum obtained by diluting two numbers is known as a quotient. In mathematics, the word "quotient" is widely used, and it is sometimes referred to as the integer part of a division, a fraction, or a ratio.

The decimal numeral system is widely used to express both integer and non-integer numbers.

Given numbers are 89.904 and 34. The quotient will be calculated as below:-

Quotient = 89.904 / 34

Quotient = 2.65

Therefore, the quotient of the decimal number 89.904 divided by 34 will be 2.65.

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The value of p in the given triangle is equal to 99.3°.

What is Law of Cosines?

In the given question, the side lengths of the triangle are as follows,

\(a=3.6 cm,\) \(b=2.8cm,\) and \(c=5.3cm\)

Here, the angle between a and b, \(\angle C=p\)

We know that the angle p between the two sides of lengths a and b can be found using the Law of Cosines Formula, given as,

\(c^{2} =a^{2} +b^{2} -2abcosC\)

Substituting the above values, we get

\(5.3^{2} =3.6^{2} +2.8^{2} -2 \times 3.6 \times 2.8 \times cos p\)

Simplifying, we get

\(28.09=12.96+7.84-20.16cosp\\\implies 28.09=20.8-20.16cosp\\\implies 7.29=-20.16 cosp\)

Rearranging in terms of p, we get

\(cosp=-\frac{7.29}{20.16} \\\implies p=cos^{-1} (-0.3616)\\\implies p=99.3\textdegree\)

Therefore, the value of p is equal to 99.3°.

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Using simple interest, it is found that her interest charge this month will be of $30.

Simple interest is used when there is a single compounding per time period.

The amount of interest after t years in is modeled by:

I(t) = Prt

In which:

In this problem, considering the time in years, the parameters are:

\(P = 2000, r = 0.18, t = \frac{1}{12}\)

Hence:

\(I(t) = 2000 \times 0.18 \times \frac{1}{12} = 30\)

Her interest charge this month will be of $30.

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Answer:

mayn im just gettin points

Step-by-step explanation:

sorry other people :) :(

Answer:

Evaluating the function is just replacing the "x" (or the "t" in the second case) by the value that we want:

1) q(x) = 1/(x^2 - 9)

 a) q(0) = 1/(0^2 - 9) = 1/(-9) = - 1/9

 b) q(3) = 1/(3^2 - 9) = 1/(9 - 9) = 1/0 = indetermined, we could think this as:

  \(\lim_{x \to \ 3} q(x) = infinity\)

 c) q(y + 3) = 1/( (y + 3)^2 - 9) = 1/(y^2 + 6*y + 9 - 9) = 1/(y^2 + 6*y)

2) q(t) = (2*t^2 + 3)/t^2

 a) q(2) =  (2*2^2 + 3)/2^2 = (2*4 + 3)/4 = 11/4

 b) q(0) = (2*0^2 + 3)/0^2 = 3/0

  Again, we can not divide by zero, this is simmilar to the case 1.b

 c) q(-x) = (2*(-x)^2 + 3)/(-x)^2 = (2*x^2 + 3)/x^2

Answer:

I'm a alien, sorry.

Step-by-step explanation:

Answer:

True

Strands of DNA are or can be condensed to chromosomes.

~Hope this helps~

The value of K is 2.

Let's denote the scale factor as K. The surface area of a solid after dilation is directly proportional to the square of the scale factor.

We are given that the initial surface area of the solid is 50 units^2, and after dilation, the surface area becomes 200 units^2.

Using the formula for the surface area, we have:

Initial surface area * (scale factor)^2 = Final surface area

50 * K^2 = 200

Dividing both sides of the equation by 50:

K^2 = 200/50

K^2 = 4

Taking the square root of both sides:

K = √4

K = 2

Therefore, the value of K is 2.

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Answer:

The ratio of mangos to grapes is 2:7.

Step-by-step explanation:

The original ratio of mangos to grapes would be 4:14. When it says mangos to grapes, it means mangos first, then grapes. If it said grapes to mangos, the grapes would go first. But, in this case the mangos go first. Now, we don't worry about the strawberries because it says to find the ratio of mangos to grapes, which is 4:14. Now, it says to simplify it to the simplest form. So, we can do this by dividing both numbers by the same number down as far as they can go as a whole number (a number without a decimal):

4 ÷ 2 = 2

14 ÷ 2 = 7

So, this is as far as we can go. So, our final answer is 2:7.

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Answer:

2:7

Step-by-step explanation:

4 mangos for every 14 grapes

the ratio right now is 4:14 this can be simplified by dividing by 2

4 divided by 2 = 2        ( 2 x 2 = 4 )

14 divided by 4 = 7       ( 7 x 2= 14)

Now the ratio is 2:7, or 2 mangos for every 7 grapes we know this is right because in order to use the amount the recipe calls for you need to double the answer

(adding separately is easier)

2+2 = 4

7+7 = 14

= 4:14

Answer:

=81.64yd

Step-by-step explanation:

c=3.14d

c=(3.14)*(13+13)

=81.64yd

Answer:

a

Step-by-step explanation:

Answer:

19

Step-by-step explanation:

Answer:

The answer is 19. love your henata pfp btw-

The paper you mentioned, "Tensor decompositions for learning latent variable models" by A. Anandkumar, R. Ge, D. Hsu, SM. Kakade, and M. Telgarsky, is available as an arXiv preprint with the identifier arXiv:1210.7559.

In this paper, the authors explore the use of tensor decompositions for learning latent variable models. Tensor decompositions are mathematical techniques that can be used to analyze and extract meaningful information from high-dimensional data.

The authors propose a method that combines tensor decompositions with probabilistic graphical models to learn latent variable models. Latent variable models are statistical models that can capture hidden structures or factors in the data.

By leveraging tensor decompositions, the authors aim to provide a principled and efficient approach for learning latent variable models. The paper likely presents theoretical results, algorithms, and experimental evaluations to support their approach.

If you are interested in learning more about this topic, I recommend reading the paper in detail. It should provide a comprehensive explanation of the proposed method and its applications in learning latent variable models.

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The product of \(-2x^{3}\) + x - 5 and \(x^{3}\) - 3x - 4 is \(-2x^{6}\) + \(7x^{4}\) + \(3x^{3}\) + \(12x^{2}\) - 4x + 20. The order of the polynomials does not affect the result; they yield the same product.

a) To find the product of \(-2x^{3}\) + x - 5 and \(x^{3}\) - 3x - 4, we multiply each term in the first expression by each term in the second expression and combine like terms.

\(-2x^{3}\) * \(x^{3}\) = -2\(x^{6}\)

\(-2x^{3}\) * (-3x) = 6\(x^{4}\)

\(-2x^{3}\) * (-4) = 8\(x^{3}\)

x * \(x^{3}\) = \(x^{4}\)

x * (-3x) = -3\(x^{2}\)

x * (-4) = -4x

-5 * \(x^{3}\) = -5\(x^{3}\)

-5 * (-3x) = 15\(x^{2}\)

-5 * (-4) = 20

Combining all the terms, we have:

-2\(x^{6}\) + 6\(x^{4}\) + 8\(x^{3}\) + \(x^{4}\) - 3\(x^{2}\) - 4x - 5\(x^{3}\) + 15\(x^{2}\) + 20

Simplifying further:

-2\(x^{6}\)+ 7\(x^{4}\) + 3\(x^{3}\) + 12\(x^{2}\) - 4x + 20

Therefore, the product of -2\(x^{3}\) + x - 5 and \(x^{3}\) - 3x - 4 is -2\(x^{6}\) + 7\(x^{4}\) + 3\(x^{3}\) + 12\(x^{2}\) - 4x + 20.

(b) The product of two polynomials is commutative, which means that changing the order of the polynomials being multiplied does not affect the result. In other words, the product of \(x^{3}\) - 3x - 4 and -2\(x^{3}\) + x - 5 will be the same as the product obtained in part (a).

Therefore, the product of -2\(x^{3}\) + x - 5 and \(x^{3}\) - 3x - 4 is equal to the product of \(x^{3}\) - 3x - 4 and -2\(x^{3}\) + x - 5. The order of the polynomials being multiplied does not impact the final result, so both expressions yield the same product.

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Answer:

B) $12.25

Step-by-step explanation:

First, you subtract 8 from 15.5 and have 7.5

Now, you add 7.5 to 4.75 because you need to include the money left over. It’s 12.25

The right Riemann sum approximation for the total amount of gasoline in the tanker at 10 minutes is 685 gallons.

We are given the area under the curve (AUC) of f(t) from 0 to 10 using 4 rectangles using the right Riemann sum, which is 202. Let's find out what is the total amount of gallons in the tanker at 10 minutes.

Using the right Riemann sum, the total amount of gallons in the tanker at 10 minutes can be calculated as follows:

Firstly, we need to find the width of each rectangle, which can be calculated as follows:

Δt = (b - a) / n, where a = 0, b = 10, and n = 4

Δt = (10 - 0) / 4 = 2.5

This means the width of each rectangle is 2.5 minutes.

Now, we need to find the height of each rectangle. We can do this by calculating the value of f(t) at the right endpoint of each rectangle. Here, we have 4 rectangles, and the right endpoints are 2.5, 5, 7.5, and 10.

Let's calculate the value of f(t) at each endpoint.

f(2.5) = 54

f(5) = 62

f(7.5) = 78

f(10) = 80

Next, we need to calculate the area of each rectangle using the right Riemann sum.

The area of each rectangle is given by:

Area = f(tₐ) * Δt, where tₐ is the right endpoint of the a-th rectangle.

Using the right Riemann sum, we add the area of all rectangles to get the total area under the curve. This can be calculated as follows:

Total area = Area1 + Area2 + Area3 + Area4

Total area = f(2.5) * Δt + f(5) * Δt + f(7.5) * Δt + f(10) * Δt

Total area = 54 * 2.5 + 62 * 2.5 + 78 * 2.5 + 80 * 2.5

Total area = 135 + 155 + 195 + 200

Total area = 685 gallons

This means the total amount of gallons in the tanker at 10 minutes using the right Riemann sum is 685 gallons.

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Answer:

Step-by-step explanation: she can read 15  pages an hour but she read for 2 hours so she read 30 pages