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Pre Calculus

10/30/20

please show all work and answer both parts

Adam and Brian are standing some distance apart on the same side of a building 50 m tall. From where Adam stands, the angle of elevation of the top of the building is 30 degrees. From where Brian... more

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Pre Calculus

10/30/20

Given cot0 =11/3, determine the remaining 5 trig function. Provide all answers in exact, rationalized fraction form.Show all work

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Pre Calculus

10/30/20

What value of k makes the factor (x - 3) a factor of the function f(x)=3x^3-10x^2+x+k. ?

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Pre Calculus

10/30/20

Write a rational function that has the following characteristics: (There could be more than 1 possible answer)

Crosses the x-axis at 3 touches the x-axis at -2 has a vertical asymptote at x=1 has a horizontal asymptote at y=2

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Pre Calculus Math Calculus Precalculus

10/30/20

pre-calculus, ranges and revenues.

Suppose that the manufacturer of a gas clothes dryer has found that when the unit price is p dollars, the revenue R (in dollars) is R(p)= −6p^2 + 18,000p.(a) At what prices p is... more

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Pre Calculus Math Calculus Sat Math

10/30/20

Pre-Calculus, urgent, please help.

Farmer Ed has 9,500 meters of fencing, and wants to enclose a rectangular plot that borders on a river. If Farmer Ed does not fence the side along the river, what is the largest area that can... more

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Pre Calculus

10/29/20

Find the coefficient of x^8 in the expansion of (x^2-4)^6

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Pre Calculus Precalculus

10/29/20

The y-intercept is?

f(x) = 2x2 - 5x2

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Pre Calculus Polynomials Intermediate Value Theorem

10/27/20

Use the intermediate value theorem to show that the polynomial has a real zero between the given integers?

f(x)= x^3-x-4; between 1 and 7

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Pre Calculus Calculus Precalculus Calc

10/26/20

Use technology and the future value formula to find i. FV=$7,426; PMT=$600; n=9; i=?

Use technology and the future value formula to find i.FV=$7,426; PMT=$600; n=9; i=?i=______(Round to two decimal places as needed.)

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Pre Calculus

10/26/20

Converting Degrees to radians

Convert the angle -5.5 radians to degrees, rounding to the nearest 10th

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Pre Calculus Precalculus Pre Calculus

10/26/20

Write the expression in terms of sine only. sin(5x) − cos(5x)

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Pre Calculus Precalculus Pre Calculus

10/26/20

Find the exact value of the expression. sin(cos^-1(3/4) − tan^-1(1/ 3)

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Pre Calculus Calculus Precalculus Calc

10/26/20

Use the formula for the present value of an ordinary annuity or the amortization formula to solve the following problem. PV=$11,000; PMT=$500; n=40; i=?

Use the formula for the present value of an ordinary annuity or the amortization formula to solve the following problem.PV=$11,000; PMT=$500; n=40; i=?i= _________ (Type an integer or... more

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Pre Calculus Calculus Precalculus Calc

10/26/20

The ad for a 4-door sedan claims that a monthly payment of $349 constitutes 0% financing. Explain why that is false.

The ad for a 4-door sedan claims that a monthly payment of $349 constitutes 0% financing. Explain why that is false. Find the annual interest rate compounded monthly that is actually being... more

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Pre Calculus

10/26/20

Hyperbola word problem. Needing answers and explanations

A ship is located 30 miles from a straight shoreline. LORAN stations are located at point A and B on the shoreline, 220 miles apart. From the LORAn signals, the captain determines that... more

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Pre Calculus

10/26/20

If f(x) = 3 − 2x, find f −1(−11).

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Pre Calculus Calculus Precalculus Calc

10/25/20

You can afford monthly deposits of $270 into an account that pays 3.9% compounded monthly. How long will it be until you have $6,400 to buy a boat?

You can afford monthly deposits of $270 into an account that pays 3.9% compounded monthly. How long will it be until you have $6,400 to buy a boat?Type the number of months: ______(Round to the... more

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Pre Calculus Calculus Precalculus Calc

10/25/20

What is the APY for money invested at each rate? (A) 11% compounded monthly (B) 12% compounded continuously

What is the APY for money invested at each rate?(A) 11% compounded monthly(B) 12% compounded continuously(A) APY=_______ % (Round to three decimal places as needed.)(B) APY = ________ %... more

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Pre Calculus Calculus Precalculus Calc

10/25/20

Use the continuous compound interest formula to find the indicated value. A=$17,673; P=$12,200; t=60 months; r=?

Use the continuous compound interest formula to find the indicated value.A=$17,673; P=$12,200; t=60 months; r=?r=_______%(Round to three decimal places as needed.)

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Pre Calculus Calculus Precalculus Calc

10/25/20

Find i (the rate per period) and n (the number of periods) for the following annuity. Semiannual deposits of $2,700 are made for 9 years into an annuity that pays 7.2% compounded semiannually.

Find i (the rate per period) and n (the number of periods) for the following annuity.Semiannual deposits of $2,700 are made for 9 years into an annuity that pays 7.2% compounded... more

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Pre Calculus Calculus Precalculus Calc

10/25/20

Use the future value formula to find the indicated value. n=22; i=0.02; PMT=$51; FV=?

Use the future value formula to find the indicated value.n=22; i=0.02; PMT=$51; FV=?FV=$ ____________(Round to the nearest cent.)

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Pre Calculus Calculus Precalculus Calc

10/25/20

More Money 4U offered an annuity that pays 6.6% compounded monthly. If $1,529 is deposited into this annuity every month, how much is in the account after 12 years? How much of this is interest?

Recently, More Money 4U offered an annuity that pays 6.6% compounded monthly. If $1,529 is deposited into this annuity every month, how much is in the account after 12 years? How much of this... more

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Pre Calculus Calculus Precalculus Calc

10/25/20

How many years will it take for an initial investment of $10,000 to grow to $35,000? Assume a rate of interest of 15% compounded continuously.

How many years will it take for an initial investment of $10,000 to grow to $35,000? Assume a rate of interest of 15% compounded continuously.It will take about _____ years for the investment to... more

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Pre Calculus Calculus Precalculus Calc

10/25/20

If $15,000 is invested at 3% compounded monthly, what is the amount after 9 years?

If $15,000 is invested at 3% compounded monthly, what is the amount after 9 years?The amount after 9 years will be $ ________ (round to the nearest cent)

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please show all work and answer both parts

Given cot0 =11/3, determine the remaining 5 trig function. Provide all answers in exact, rationalized fraction form.Show all work

What value of k makes the factor (x - 3) a factor of the function f(x)=3x^3-10x^2+x+k. ?

Write a rational function that has the following characteristics: (There could be more than 1 possible answer)

pre-calculus, ranges and revenues.

Pre-Calculus, urgent, please help.

Find the coefficient of x^8 in the expansion of (x^2-4)^6

The y-intercept is?

Use the intermediate value theorem to show that the polynomial has a real zero between the given integers?

Use technology and the future value formula to find i. FV=​$7,426​; PMT=​$600​; n=9​; i=​?

Converting Degrees to radians

Write the expression in terms of sine only. sin(5x) − cos(5x)

Find the exact value of the expression. sin(cos^-1(3/4) − tan^-1(1/ 3)

Use the formula for the present value of an ordinary annuity or the amortization formula to solve the following problem. PV=​$11,000​; PMT=​$500​; n=40​; i=​?

The ad for a​ 4-door sedan claims that a monthly payment of ​$349 constitutes​ 0% financing. Explain why that is false.

Hyperbola word problem. Needing answers and explanations

If f(x) = 3 − 2x, find f −1(−11).

You can afford monthly deposits of $270 into an account that pays 3.9% compounded monthly. How long will it be until you have $6,400 to buy a​ boat?

What is the APY for money invested at each​ rate? ​(A) 11​% compounded monthly ​(B) 12​% compounded continuously

Use the continuous compound interest formula to find the indicated value. A=​$17,673​; P=​$12,200​; t=60 ​months; r=​?

Find i​ (the rate per​ period) and n​ (the number of​ periods) for the following annuity. Semiannual deposits of ​$2,700 are made for 9 years into an annuity that pays 7.2​% compounded semiannually.

Use the future value formula to find the indicated value. n=22​; i=0.02​; PMT=$51​; FV=?

More Money 4U offered an annuity that pays 6.6% compounded monthly. If $1,529 is deposited into this annuity every​ month, how much is in the account after 12 ​years? How much of this is​ interest?

How many years will it take for an initial investment of $10,000 to grow to $35,000? Assume a rate of interest of 15​% compounded continuously.

If ​$15,000 is invested at 3​% compounded monthly​, what is the amount after 9 ​years?

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Use technology and the future value formula to find i. FV=$7,426; PMT=$600; n=9; i=?

Use the formula for the present value of an ordinary annuity or the amortization formula to solve the following problem. PV=$11,000; PMT=$500; n=40; i=?

The ad for a 4-door sedan claims that a monthly payment of $349 constitutes 0% financing. Explain why that is false.

You can afford monthly deposits of $270 into an account that pays 3.9% compounded monthly. How long will it be until you have $6,400 to buy a boat?

What is the APY for money invested at each rate? (A) 11% compounded monthly (B) 12% compounded continuously

Use the continuous compound interest formula to find the indicated value. A=$17,673; P=$12,200; t=60 months; r=?

Find i (the rate per period) and n (the number of periods) for the following annuity. Semiannual deposits of $2,700 are made for 9 years into an annuity that pays 7.2% compounded semiannually.

Use the future value formula to find the indicated value. n=22; i=0.02; PMT=$51; FV=?

More Money 4U offered an annuity that pays 6.6% compounded monthly. If $1,529 is deposited into this annuity every month, how much is in the account after 12 years? How much of this is interest?

How many years will it take for an initial investment of $10,000 to grow to $35,000? Assume a rate of interest of 15% compounded continuously.

If $15,000 is invested at 3% compounded monthly, what is the amount after 9 years?