can someone help me with the problem?

Answer:

2 \(\frac{3}{4}\)

Step-by-step explanation:

Substitute the given values into the expression

2 ( \(\frac{1}{16}\) + (\(\frac{1}{4}\) )² ) + 5(\(\frac{1}{2}\) )

= 2 ( \(\frac{1}{16}\) + \(\frac{1}{16}\) ) + \(\frac{5}{2}\)

= 2 (\(\frac{2}{16}\) ) + \(\frac{5}{2}\)

= 2 (\(\frac{1}{8}\) ) + \(\frac{5}{2}\)

= \(\frac{1}{4}\) + \(\frac{10}{4}\)

= \(\frac{11}{4}\)

= 2 \(\frac{3}{4}\)

Answer:

1)-20

2)5

3)-9

4)28

5)-8

6)-15

7) 1 3/8

8) 8/15

9)3/5

10) 1/15

Step-by-step explanation:

Its pretty easy, simplify mean just to solve, and if there is a fraction simplify it to its simplest form.

Remeber negative time negative is positive and negative Times positive is negative.

Numbers can either be equal or unequal.

There are several ways to compare decimals.

Some of which are:

By division

Divide the given numbers

\(n = \frac{6.75}{6.732}\)

\(n = 1.00026738\)

Notice  that the quotient of the numbers is greater than 1.

This means that the number at the numerator is greater than the other number.

If the quotient is smaller than 1, then the number at the denominator is greater than the other number.

By subtraction

Subtraction the given numbers

\(n = 6.75 - 6.732\)

\(n = 0.018\)

Notice  that the difference of the numbers is greater than 0.

This means that the number at the first number is greater than the other number.

If the difference is less than 0, then the first number at the less than the other number.

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A number that represents the property of the sample is the statistics.

Statistics refer to that number that describes a particular property of a sample set of numbers. It is the common property shared by all the numbers of the sample set. It involves the collection of data and information and then categorizing them according to their properties and inferences.

'Mean and proportion' is mathematical calculations that can be carried out on statistic number sets.

Mean refers to the average of the number set that is provided to us. It is calculated by adding the numbers and dividing them by the number of terms.

Proportion refers to the fraction of the number set according to some characteristics shared by the numbers.

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Answer:

-15

Step-by-step explanation:

Answer:

-15 hdbdudbdjsbakznzbzjzbzbz

The estimated median price of a single-family home in Charleston/No. Charleston in the 1st Quarter of 2008 is $201,048. If the median price continues to decrease at the same rate for the next two years, the estimated median price of a single-family home in the 1st Quarter of 2011 would be $144,458.

(a) To estimate the median price of a single-family home in the 1st Quarter of 2008, we need to calculate the original price before the 8.15% decrease. Let's assume the original price was P. The price after the decrease can be calculated as P - 8.15% of P, which translates to P - (0.0815 * P) = P(1 - 0.0815). Given that the end of 1st Quarter of 2009 median price was $184,990, we can set up the equation as $184,990 = P(1 - 0.0815) and solve for P. This gives us P ≈ $201,048 as the estimated median price of a single-family home in the 1st Quarter of 2008.

(b) If the median price of a single-family home falls at the same rate for the next two years, we can calculate the price for the 1st Quarter of 2011 using the estimated median price from the 1st Quarter of 2009. Starting with the median price of $184,990, we need to apply an 8.15% decrease for two consecutive years. After the first year, the price would be $184,990 - (0.0815 * $184,990) = $169,805.95. Applying the same percentage decrease for the second year, the price would be $169,805.95 - (0.0815 * $169,805.95) = $156,012.32. Therefore, the estimated median price of a single-family home in the 1st Quarter of 2011 would be approximately $144,458.

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Answer:

15x^2-34x+16

Step-by-step explanation:

Using the FOIL method I expanded the polynomial

Answer:

<2 would also be 55°

Step-by-step explanation:

this is because the angles are congruent. but im not 100% sure

Answer:

y=14

Step-by-step explanation:

y+6=20

To find y, you need to isolate y. In order to do this, subtract 6 from both sides.

Answer:

m is -3/2

c is -5/2

Step-by-step explanation:

The standard linear equation is given by;

\({ \tt{y = mx + c}}\)

» m is the slope and c is the y-intercept

Then, our slope is;

\( { \tt{2y + 3x = - 5 }} \\ \\ { \tt{2y = - 3x- 5}} \\ \\ { \tt{y = - \frac{3}{2}x - \frac{5}{2} }}\)

The error made by the student is in simplifying the expression inside the square root.

What is the quadratic equation?

The solutions to the quadratic equation are the values of the unknown variable x, which satisfy the equation. These solutions are called roots or zeros of quadratic equations. The roots of any polynomial are the solutions for the given equation.

The student made an error in simplifying the expression inside the square root.

The expression should be simplified as follows:

25 + 4(2)(-12) = 25 - 96 = -71

So the correct expression inside the square root is -71, not 121.

Therefore, the correct solution using the Quadratic Formula is:

x = (-(-5) ± √((-5)² - 4(2)(-12)))/(2(2))

x = (5 ± √(25 + 96))/4

x = (5 ± √121)/4

x = (5 ± 11)/4

Hence, the solutions are x = -3 and x = 4/2, which simplifies to x = 2.

Therefore, the error made by the student is in simplifying the expression inside the square root.

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To yield $26,000 in the future, compounded semiannually at an interest rate of 6%, a lump sum investment needs to be made today. The correct amount to invest can be calculated using the present value formula.

The present value formula can be used to calculate the amount that should be invested today to achieve a specific future value. The formula is given by:

PV = FV / (1 + r/n)^(n*t)

In this case, the future value (FV) is $26,000, the interest rate (r) is 6%, and the compounding is semiannually (n = 2). We need to solve for the present value (PV).

Using the formula and substituting the given values:

PV = 26,000 / \((1 + 0.06/2)^(2*1)\)

PV = 26,000 / \((1.03)^2\)

PV = 26,000 / 1.0609

PV ≈ $24,490.92

Therefore, the correct lump sum to invest today, at 6% compounded semiannually, to yield $26,000 in the future is approximately $24,490.92.

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Answer:

they are both SSS

Step-by-step explanation:

you only have information of the sides.

hope it helps :)

Answer:

4.8 miles

Step-by-step explanation:

You can use a proportion.

6/55 = x/44

55x = 6 × 44

55x = 264

x = 264/55

x = 4.8

Answer: 4.8 miles

44 / 55 = 4 / 5

4 / 5 = 0.8

0.8 * 6 = 4.8 miles

please give brainliest

Answer:

a 3rd one

b the 1st one

c the 1st one

d the 2nd one

Step-by-step explanation:

not to sure please

no hate

Answer:

3x^3 - 2x^2

Step-by-step explanation:

This is the answer because for the equation 3x^3 - 2x^2, nothing further can be done to this equation since there are no like terms.

Answer:

D. 36

Step-by-step explanation:

Ratios are a way to represent of how much there is one thing to another. It's a more simplistic representation.

For example, if there were 625 adults and 375 children, we don't say there are 625 adults to 375 children, we say there are 5 adults to 3 children.

All I did was divide both the number of children and adults by 125 and we have a ratio of 5:3 for adults to children respectively.

In this problem, we have a ratio of 3:2 for girls to boys. This 3:2 ratio is a simplistic representation of the number of girls to boys. We know that there are 24 boys.

Dividing 24/2 = 12

12 is the proportion which we multiply by the ratio to get the true numbers for boys and girls.

2 * 12 = 24 boys

3 * 12 = 36 girls

So there are 36 girls in the marching band.

Answer:

8x + 40

Step-by-step explanation:

8(x+5)

8 times x = 8x

8 times 5 = 40

Answer:

8 x____=5  i got 0.625 as a decimal and 5/8 as a fraction, i dont even know if thats the answer u were looking for but ok, Hope this helps  ;D

Step-by-step explanation:

We know that y varies directly with x.

First we need to find the constant of variation

7=14k

k= 7/14

k=1/2

the equation that relates x and y is

Answer:

100 times bigger

Step-by-step explanation:

take the decimal point and move it over until your get 42. count how many times you moved the point. that is how many zeros come after a one. in this case it is 2 points so 100 times bigger

Answer:

DG

Step-by-step explanation:

This is a rectangular prism.  BE & AH are also parallel to CF. but they r not in the answers.

Answer:

Hey I want to try and help you out but can I know which grade you are?

True. It's because the capacitance between two plates depends on the electric field between them, which is naturally geometry-dependent; if you have charges in different places, you get a different electric field.

A capacitor's capacitance is affected by the area of the plates, the distance between the plates, and the dielectric's ability to support electrostatic forces.
The capacitance of a parallel plate capacitor (depending on its geometry) is given by the formula C=Ad C = A d, where C is the capacitance value, A is the area of each plate, d is the distance between the plates, and is the permittivity of the material between the parallel capacitor's plates.
The curvature of the plates indicates whether the plates are spherical or cylindrical. As a result, the only factor that has no effect on the capacitance of the capacitor is the type of material used to make the plates.

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Answer:

A I believe?

Step-by-step explanation:

The rate of ham of $6.99 per pound.

The rate of cheese is $3.99 per pound.

The rate of loaf of bread is $2.49.

The rate of gallon of milk is $2.89.

The sales tax is 4.3%.

The cost excluding the sales tax can be determined as,

The total expenditure on groceries can be determined as,

Thus, the requried total of Derrick is $12.12.

The total monetary amount of song downloads is $1080190

The percentage of amount paid for  video online sales = 15%

Number of times the songs downloaded in last year = 991000 times

Number of times the video downloaded in last year = 550000 times

The cost for each download of song = $1.09

The cost for each download of video = $9

The total monetary amount of song downloads = Number of times the songs downloaded in last year × The cost for each download of song

Substitute the values in the equation

Here we have to use multiplication

The total monetary amount of song downloads  = 991000 × 1.09

= $1080190

Therefore, the total amount for song download is $1080190

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The smallest p-value is always associated with the z-score that is furthest away from the mean. This is because the tails of the normal distribution curve have less area and thus represent smaller p-values. The correct answer is option (d) z = -3.24.

In a hypothesis test, there are two hypotheses: the null hypothesis (H0) and the alternative hypothesis (H1).

The null hypothesis is the one we're testing, while the alternative hypothesis is the one we're trying to support or prove.

A two-tailed alternative hypothesis is one in which we are interested in whether a parameter is not equal to a certain value, as opposed to one-tailed alternative hypotheses, in which we are interested in whether the parameter is greater than or less than a certain value.

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Answer:

(x + 7)(x - 4) = x2 - 4x + 7x - 28 = x2 + 3x - 28

A quadratic approximation to \displaystyle f(x,y)=xe^{y} e^xf(x,y)=xe y e x near the origin is \displaystyle Q(x,y)=xy+xy^{2} Q(x,y)=xy+xy^2.

A quadratic approximation to a function \displaystyle f(x,y) f(x,y) can be constructed using Taylor's formula. In this case, we are looking to approximate the function \displaystyle f(x,y)=xe^{y} e^xf(x,y)=xe y e x near the origin. Taylor's formula allows us to express a function as a sum of its partial derivatives evaluated at a specific point, multiplied by the corresponding power of the variables.

To find the quadratic approximation, we start by calculating the first-order partial derivatives of \displaystyle f(x,y) f(x,y) with respect to \displaystyle x x and \displaystyle y y, which are \displaystyle f_{x}=e^{y}+ye^{y} x+e y +y e and \displaystyle f_{y}=xe^{y} x e y , respectively. Evaluating these derivatives at the origin \displaystyle (0,0) (0,0), we get \displaystyle f_{x}(0,0)=1 f_x(0,0)=1 and \displaystyle f_{y}(0,0)=0 f_y(0,0)=0.

Using the Taylor expansion, the quadratic approximation \displaystyle Q(x,y) Q(x,y) can be written as:

\displaystyle Q(x,y)=f(0,0)+f_{x}(0,0)x+f_{y}(0,0)y+\frac{1}{2}\left[f_{xx}(0,0)x^{2}+2f_{xy}(0,0)xy+f_{yy}(0,0)y^{2}\right]

Since the second-order partial derivatives \displaystyle f_{xx},f_{xy},f_{yy} f_xx, f_xy, f_yy are not given, we consider only the terms up to the quadratic order. Plugging in the values we obtained, the quadratic approximation to \displaystyle f(x,y)=xe^{y} e^xf(x,y)=xe y e x near the origin becomes:

\displaystyle Q(x,y)=xy+xy^{2}

This approximation provides a reasonable estimate of the function \displaystyle f(x,y) f(x,y) in the neighborhood of the origin, capturing the linear and quadratic behavior of the function. However, it should be noted that as we move away from the origin, the accuracy of the quadratic approximation decreases.

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