Mark the statements that are true.

Answer:

75 EUR

Step-by-step explanation:

1.00 (EUR 60) + .25 (EUR 15)

60 EUR * 1.25 = 75 EUR

Answer:

45

Step-by-step explanation:

\(60 \times 25 \div 100 = 15 \\ 60 - 15 = 45\)

Answer: C. and F.

Step-by-step explanation:

At the point (5, 17, 1), the partial derivatives of z with respect to x and y are -12.5 and 0.25, respectively, as calculated using implicit differentiation. At the point (5, 17, 1), the partial derivatives of z with respect to z and y are 0.16 and -1.

To find the partial derivatives, we need to use the implicit differentiation.

To find ∂z/∂x, we differentiate the equation with respect to x, treating y and z as functions of x

4z^3(dz/dx) + 2z^2x^2 - 0 - 0 = 0

Simplifying, we get

4z^3(dz/dx) = -2z^2x^2

(dz/dx) = -1/2x^2z

At the point (5, 17, 1), we have

(dz/dx) = -1/2(5)^2(1) = -12.5

To find ∂z/∂y, we differentiate the equation with respect to y, treating x and z as functions of y

4z^3(dz/dy) - 1 - 0 + 0 = 0

Simplifying, we get

4z^3(dz/dy) = 1

(dz/dy) = 1/4z^3

At the point (5, 17, 1), we have

(dz/dy) = 1/4(1)^3 = 0.25

To find ∂z and ∂y at the point (5, 17, 1), we need to take partial derivatives with respect to z and y, respectively, of the implicit equation

z^4 + z^2x^2 - y - 9 = 0

Taking the partial derivative with respect to z, we get

4z^3 + 2z^2x^2(dz/dz) - dy/dz = 0

Simplifying and solving for ∂z, we get

∂z = dy/dz = 8z^3/(2z^2x^2) = 4z/x^2

At the point (5, 17, 1), we have

z = 1, x = 5

So, ∂z at the point (5, 17, 1) is

∂z = 4z/x^2 = 4(1)/(5^2) = 0.16

To find ∂y, we take the partial derivative with respect to y, keeping x and z constant

-1 = ∂y

Therefore, ∂y at the point (5, 17, 1) is -1.

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Answer:11343.75 feet

Step-by-step explanation:

so you do 15 x 5.5 and then 25 x 5.5 then you times the answers of the two and you get your answer

this should be right.

Hoped this helped

Answer: (3, -9)

Step-by-step explanation:

The equation of P is \((x-3)^2 +(y+2)^2 =49\)

Substituting the coordinates of each of the points into the equation, we see that only (3, -9) satisfies the equation.

Answer:

Step-by-step explanation:

anytime it is a 180-degree rotation it changes from (x,y) to (-x,-y) (the opposite of whatever sign it was before)f

A(-4,-4)    (4,4)

B(3,-2)     (-3,2)

C(-2,-3),   (2,3)

D(-2,-5)   (2,5)

Answer:

48110 L ≅

Step-by-step explanation:

as we know volume of a cylinder is

pie x r² x h

h = 5m

d= 3.5m          so r=d/2   r =1.75

as π value given 3.14

so  

    3.14  x  (1.75)²   x   5

the answer would be approx. 48.11 m^3

as 1 m³   =    1000 L

So 48.11  x   1000

therefore volume in Liters is 48110.

Step-by-step explanation:

X - 4 = 0

X = 4

X - 2 = 0

X = 2

So the values of x are 2 and 4

Answer:

\( {m}^{2} \)

Step-by-step explanation:

\( \frac{ \sqrt{ {m}^{3} } \times {m}^{ \frac{2}{3} } }{ {m}^{ \frac{1}{6} } } \\ \\ = \frac{ { {m}^{ \frac{3}{2} } } \times {m}^{ \frac{2}{3} } }{ {m}^{ \frac{1}{6} } } \\ \\ = \frac{ {m}^{ \frac{3}{2} + \frac{2}{3} } }{ {m}^{ \frac{1}{6} } } \\ \\ = \frac{ {m}^{ \frac{3}{2} + \frac{2}{3} } }{ {m}^{ \frac{1}{6} } } \\ \\ = \frac{ {m}^{ \frac{9 + 4}{2 \times 3} }}{ {m}^{ \frac{1}{6} } } \\ \\ = \frac{ {m}^{ \frac{13}{6} }}{ {m}^{ \frac{1}{6} } } \\ \\ = {m}^{ \frac{13}{6} - \frac{1}{6} } \\ \\ = {m}^{ \frac{12}{6} } \\ \\ = {m}^{2} \)

Answer:

probably not helpful but a lil guide; first you need to solve for slope. (y2-y1/x2-x1) this will be m. next solve for y, to do this put on of your x values (2 or 6) using y=mx+b. to get b, place x=0.

Answer:

16 $10s & 1 $5

Step-by-step explanation:

16 × 10 = 160

5 × 1 = 5

Answer:

741^-8

Step-by-step explanation:

The number of oranges that are expected to weigh more than 4 oz is:

1400 - (1400 × 0.0228)≈ 1368.

The mean weight of the oranges growing in an orchard is 8 oz and standard deviation is 2 oz, the distribution of the weight of oranges can be represented as normal distribution.

From the batch of 1400 oranges, the number of oranges is expected to weigh more than 4 oz can be found using the formula for the Z-score of a given data point.

\(z = (x - μ) / σ\)

Wherez is the Z-score of the given data point x is the data point

μ is the mean weight of the oranges

σ is the standard deviation

Now, let's plug in the given values.

\(z = (4 - 8) / 2= -2\)

The area under the standard normal distribution curve to the left of a Z-score of -2 can be found using the standard normal distribution table. It is 0.0228. This means that 0.0228 of the oranges in the batch are expected to weigh less than 4 oz.

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A $560 investment compounded annually at a rate of 9% per year will take approximately 7.97 years to double, resulting in a final amount of $1,120.

To determine how long it will take for the investment to double, we can use the formula for compound interest:

A = P(1 + r/n)^(nt)

Where:

A is the final amount

P is the principal amount (initial investment)

r is the annual interest rate (as a decimal)

n is the number of times the interest is compounded per year

t is the number of years

In this case, the initial investment (P) is $560, the annual interest rate (r) is 9% (0.09 as a decimal), and the final amount (A) is $1,120 (double the initial investment).

Plugging in these values, we have:

1,120 = 560(1 + 0.09/n)^(n*t)

To solve for t, we need to choose a value for n. Since compounding is done annually, we can set n = 1:

1,120 = 560(1 + 0.09/1)^(1*t)

1,120 = 560(1 + 0.09)^t

Dividing both sides by 560:

2 = (1 + 0.09)^t

Taking the logarithm of both sides:

log(2) = t * log(1 + 0.09)

Solving for t:

t = log(2) / log(1.09)

Using a calculator, we find:

t ≈ 7.97 years

Therefore, it will take approximately 7.97 years (rounded to 2 decimal places) for the investment to double.

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To calculate John's BMI, we need to use the formula BMI = weight (kg) / height (m)^2. When we calculate this, we get a BMI of 36.1.

First, we need to convert John's height and weight to the metric system. His height is 1.75 meters and his weight is 110.5 kilograms.
Next, we can plug those values into the formula: BMI = 110.5 / (1.75)^2.
According to the Centers for Disease Control and Prevention, a BMI of 30 or above is considered obese. Therefore, John falls into the obese category based on his BMI.
It's important to note that BMI is just one measure of health and does not take into account muscle mass or other factors that can affect weight. It's always best to speak with a healthcare professional to determine a healthy weight and lifestyle plan.

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The circulation of F around C is -16. No, F is not equal to V f for some function f. The flux of F across C is -8. No, F is not equal to V x G for any vector field G.

(a) The circulation of F around C is -16.

Using Green's Theorem, we can write the circulation of F as the line integral around the boundary of D:

∮CF · dr = ∬D (∂Q/∂x - ∂P/∂y) dA

where P = 9x + 5y, Q = 2x - 7y, and dr = dx i + dy j.

Taking the partial derivatives, we get:

∂Q/∂x - ∂P/∂y = 2 - 9 = -7.

Thus, the circulation of F around C is:

∮CF · dr = ∬D -7 dA = -7(area of D) = -16.

(b) No, F is not equal to V f for some function f.

If F were equal to the gradient of some scalar function f, then the circulation of F around any closed path would be zero. However, we just calculated that the circulation of F around C is -16, which means F cannot be expressed as the gradient of any scalar function.

(c) The flux of F across C is -8.

Using Green's Theorem, we can write the flux of F across C as the line integral around the boundary of D:

∮CF · ds = ∬D (∂P/∂x + ∂Q/∂y) dA

Taking the partial derivatives, we get:

∂P/∂x + ∂Q/∂y = 9 - 7 = 2.

Thus, the flux of F across C is:

∮CF · ds = ∬D 2 dA = 2(area of D) = -8.

(d) No, F is not equal to V x G for any vector field G.

If F were equal to the curl of some vector field G, then the flux of F across any closed surface would be zero. However, we just calculated that the flux of F across C is -8, which means F cannot be expressed as the curl of any vector field.

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90% of people marry there 7th grade love. since u have read this, u will be told good news tonight. if u don't pass this on nine comments your worst week starts now this isn't fake. apparently if u copy and paste this on ten comments in the next ten minutes you will have the best day of your life tomorrow. you will either get kissed or asked out in the next 53 minutes someone will say I love you

Step-by-step explanation:

Two non-vertical lines in the same plane are said to be parallel if they have the same slope. No two parallel lines will ever cross. A set of non-vertical lines within the same plane are considered to be perpendicular if they meet at a right angle.

Perpendicular lines and parallel lines both meet at 90 degrees, although parallel lines never do. Lines are perpendicular if the slope of one line is equal to the reciprocal of the second line's negative slope.

Lines that have the same slope are therefore said to be parallel, and if the slope of one line is equal to the negative reciprocal of the slope of the other, the two lines are said to be perpendicular; otherwise, they are just intersecting lines.

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Therefore, the state-space model is given by: x'1 = x2 x'2 = -14x1 - 4x2 - 7Ku y = (1 0) x

The transfer function is given as g(s)= (s + 7)/(s^2 + 7s + 12).

To find the state-space model, we can start by writing down the general state-space equations for a system of this form:

x' = Ax + Bu y = Cx + Du

where x is the state vector, u is the input vector, y is the output vector, A, B, C, and D are the system matrices that depend on the coefficients of the transfer function.  

Firstly, we can find the poles and zeros of the transfer function using the quadratic formula.

s^2 + 7s + 12 = 0 (s + 4)(s + 3) = 0

Poles are at s = -4 and s = -3.

Zeros are at s = -7.

Now we can write the transfer function in the following form: g(s) = K(s + 7)/(s + 4)(s + 3) where K is the gain factor.

Next, we can write the state-space model in the following form: x' = Ax + Bu y = Cx + Du where x is the state vector, u is the input vector, y is the output vector, A, B, C, and D are the system matrices.

Let's define the state vector x as follows: x1 = x x2 = x'

We can write the state equations in the following form: x'1 = x2 x'2

= -(7 + 4 + 3)x1 - (4 x2) + K(-7)u

The input-output equation can be written as follows: y = (1 0) x where the output is the first element of the state vector. Therefore, the state-space model is given by: x'1 = x2 x'2 = -14x1 - 4x2 - 7Ku y = (1 0) x

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Answer:

1,200

Step-by-step explanation:

if she has 5 albums and 240 postcards in each, you multiply 240 by 5 and get 1,200 postcards. Or, you can add 240, 5 times but 240 x 5 is easier. :)

Answer:

A,B AND D

Step-by-step explanation:

I HAVE THIS QUESTION AND DID IT ALREADY

The probability that a junior is taking physics, given they are in Algebra II, is approximately 0.3846 or 38.46%.

1. First, let's find the number of juniors taking only Algebra II and not physics. We do this by subtracting the number of juniors taking both courses from the total number of juniors taking Algebra II:
  468 (Algebra II) - 180 (both courses) = 288 (only Algebra II)

2. Now, we have two groups of juniors enrolled in Algebra II:
  - 288 juniors taking only Algebra II
  - 180 juniors taking both Algebra II and physics

3. Since we want to find the probability that a junior is taking physics, given they are in Algebra II, we'll focus on the group taking both courses.

4. To calculate the probability, divide the number of juniors taking both courses by the total number of juniors taking Algebra II:
  Probability = (number of juniors taking both courses) / (total number of juniors in Algebra II)
  Probability = 180 / (288 + 180)
  Probability = 180 / 468
  Probability ≈ 0.3846 or 38.46%

So, if one of the 650 juniors was picked at random and we know they are in Algebra II, the probability that they are also taking physics is approximately 38.46%.

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Conducting a one-sample t-test instead of a paired samples t-test (same group tested twice) would be beneficial because it would avoid pre-test sensitization.

Pre-test sensitization refers to the tendency of participants to change their behavior or responses during an experiment due to their awareness of being studied or tested. In a paired samples t-test, this effect can be especially pronounced since participants are being tested twice.

By conducting a one-sample t-test instead, the pre-test sensitization effect is minimized since participants are only being tested once. Therefore, the correct option is O Pre-test sensitization. Conducting a one-sample t-test instead of a paired samples t-test (same group tested twice) would be beneficial because it would avoid pre-test sensitization.

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Answer:

m+5n+7

Step-by-step explanation:

5m-n+7-4m+6n

=5m-4m-n+6n+7

=m+5n+7

Answer:2.7136 × 10^22

Step-by-step explanation:

5.3 x 10^12 × 5.12 x 10^9 =

= 5.3 × 5.12 × 10^12 × 10^9

= 27.136 × 10^(12 + 9)

= 27.136 × 10^21

= 2.7136 × 10^22

Answer:

5.3 x 1012= 5363

5.12 x 109= 558.08

Step-by-step explanation:

Answer:

Step-by-step explanation:

Since the school's parking lot is a square,

Area of a square = l²

where l is the length of one side

From the question

Area = 3025ft²

We have

3025 = l²

Find the square root of both sides

l = √3025

l = 55ft

The length of each side of the parking lot is 55ft

Hope this helps you