1,261 Answered Questions for the topic finance

03/19/21

Find dy/dx for the indicated function y. y=8^x+e^3

Find dy/dx for the indicated function y. y=8^x+e^3dy/dx= ___________ ​(Type an exact​ answer.)

03/19/21

Find dy/dx for the function y=29^x.

Find dy/dx for the function y=29^x.dy/dx= ______

03/19/21

Find the equation of the line tangent to the graph of f at the indicated value of x. f(x)= 10e^x+2x​; x=0

Find the equation of the line tangent to the graph of f at the indicated value of x.f(x)= 10e^x+2x​; x=0y= _________

03/19/21

Find the equation of the line tangent to the graph of f at the indicated value of x. f(x)= 10e^x+2x​; x=0

Find the equation of the line tangent to the graph of f at the indicated value of x.f(x)= 10e^x+2x​; x=0y= _________

03/19/21

10.2: Find the equation of the line tangent to the graph of f at the indicated value of x.

Find the equation of the line tangent to the graph of f at the indicated value of x.f(x)= 9 − 2 ln x​; x=1y= ______

03/18/21

Find the standard​ deviation, s, of sample data summarized in the frequency distribution table given below.

Find the standard​ deviation, s, of sample data summarized in the frequency distribution table given below.Interval30​-3940​-4950​-5960​-6970​-7980​-89 Frequency3233920104 Standard deviation=... more

03/18/21

In a recent year the magnitudes​ (Richter scale) of​ 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual.

In a recent year the magnitudes​ (Richter scale) of​ 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual. What are the... more

03/18/21

In a recent year the magnitudes​ (Richter scale) of​ 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual.

In a recent year the magnitudes​ (Richter scale) of​ 10,594 earthquakes were recorded. The mean is 1.224 and the standard deviation is 0.56. Consider the magnitudes that are unusual. What are the... more

03/18/21

What are the IQ scores that separate the unusual IQ scores from those that are​ usual? (Consider a value to be unusual if its z score is less than −2 or greater than​ 2.)

IQ scores are measured with a test designed so that the mean is 97 and the standard deviation is 16. Consider the group of IQ scores that are unusual. What are the z scores that separate the... more

03/18/21

Does the range rule of thumb produce an acceptable​ approximation? Suppose a researcher deems the approximation as acceptable if it has an error less than​ 15%.

Below are the range and standard deviation for a set of data. Use the range rule of thumb and compare it to the standard deviation listed below. Does the range rule of thumb produce an acceptable​... more

03/18/21

Does the range rule of thumb produce an acceptable​ approximation? Suppose a researcher deems the approximation as acceptable if it has an error less than​ 15%.

Below are the range and standard deviation for a set of data. Use the range rule of thumb and compare it to the standard deviation listed below. Does the range rule of thumb produce an acceptable​... more

03/18/21

Does the range rule of thumb produce an acceptable​ approximation? Suppose a researcher deems the approximation as acceptable if it has an error less than​ 15%.

Below are the range and standard deviation for a set of data. Use the range rule of thumb and compare it to the standard deviation listed below. Does the range rule of thumb produce an acceptable​... more

03/18/21

A certain group of test subjects had pulse rates with a mean of 80.1 beats per minute and a standard deviation of 10.5 beats per minute.

A certain group of test subjects had pulse rates with a mean of 80.1 beats per minute and a standard deviation of 10.5 beats per minute. Would it be unusual for one of the test subjects to have a... more

03/18/21

Cans of regular soda have volumes with a mean of 13.41 oz and a standard deviation of 0.12 oz. Is it unusual for a can to contain 13.49 oz of​ soda?

Cans of regular soda have volumes with a mean of 13.41 oz and a standard deviation of 0.12 oz. Is it unusual for a can to contain 13.49 oz of​ soda?Maximum​ "usual" value= ______ oz​(Type an... more

03/18/21

10.1: ​Recently, a certain bank offered a 10​-year CD that earns 14.15​% compounded continuously. ​(a) If $50,000 is invested in this​ CD, how much will it be worth in 10 ​years?

​Recently, a certain bank offered a 10​-year CD that earns 14.15​% compounded continuously.​(a) If $50,000 is invested in this​ CD, how much will it be worth in 10 ​years?approximately ​$________... more
Finance Calculus Calc Calc

03/16/21

Q10.3: Differentiate the following function. y=x^12 e^x

Differentiate the following function. y=x^12 e^x dy/dx=

03/16/21

Q10.4: The rate of change of pressure at the end of 20 years is _______ ​mm/year. ​(Type an integer or decimal rounded to the nearest hundredth as​ needed.)

A research group using hospital records developed an approximate mathematical model relating systolic blood pressure and age.P(x)=50+25ln(x+3) 0≤x≤65​P(x) is pressure measured in millimeters of... more

03/16/21

​Recently, a certain bank offered a 10​-year CD that earns 11.1​% compounded continuously. Use the given information to answer the questions.

​Recently, a certain bank offered a 10​-year CD that earns 11.1​% compounded continuously.Use the given information to answer the questions.​(a) If $20,000 is invested in this​ CD, how much will it... more

03/15/21

​Recently, a certain bank offered a 5​-year CD that earns 2.43​% compounded continuously. ​(a) If $20,000 is invested in this​ CD, how much will it be worth in 5 ​years?

​Recently, a certain bank offered a 5​-year CD that earns 2.43​% compounded continuously.​(a) If $20,000 is invested in this​ CD, how much will it be worth in 5 ​years?approximately ​$________ ... more

03/15/21

Find the marginal revenue function. ​R(x)=x(29−0.03x)

Find the marginal revenue function.​R(x)=x(29−0.03x)R′(x)= ______

03/15/21

Find the marginal cost function. ​C(x)=210+3.3x−0.07x^2

Find the marginal cost function.​C(x)=210+3.3x−0.07x^2C′(x)= _______

03/15/21

9.7: The total cost​ (in dollars) of producing x food processors is ​C(x)=2500+70x−0.1x^2.

The total cost​ (in dollars) of producing x food processors is ​C(x)=2500+70x−0.1x^2.​(A) Find the exact cost of producing the 71st food processor.​(B) Use the marginal cost to approximate the cost... more
Finance Stock Risk Beta

03/13/21

How do I calculate equity beta?

Trying to determine the equity beta (β) of a privately held company, Summa Corporation, that is not required to publish its financial information. The average asset beta from a group of comparable... more

03/08/21

Financial Literacy

A loan of $1000 at an annual rate of 5.5% compounded monthly is being paid in installments of $52.44 every month. How many payments will be required to pay the loan completely?

03/08/21

Financial Literacy

Paula is investing in a block of seaside cottages and requires $845 000. She receives the approval of her bank at a rate of 4.75% over the course of 30 years

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