2,195 Answered Questions for the topic Pre Calculus

11/05/20

Precalculus help
How do I find the possible rational zeros of the function g(x) = x^3 -5x^2 -7x +6
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Pre Calculus Precalculus Pre Calculus

11/05/20

Rewrite the expression as an algebraic function in x and y. cos(sin^-1(x)+tan^-1(y))
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Pre Calculus

11/05/20

How long does it take for a deposit of $500 to double at ​3% compounded​ continuously?
How long does it take for a deposit of $500 to double at ​3% compounded​ continuously?Use the model A=A0 e^kt or in A/A0=kt
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Pre Calculus

11/03/20

Quadratic Functions
A softball player hits a ball whose path is modeled by f(x) = -0.0005x2 + 0.2127x + 3, wehre x is the distance from home plate (in feet) and y is the height of the ball abote the ground (in feet).... more
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11/03/20

Multiple choice please help

Given: f(x)=x+2 and h(x)=1/x-1Evaluate the following function at x=2.[h(x)]^2/f(x)a. 1/4b. 2c. 4
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11/03/20

Fill in the blanks please I don’t understand

Complete this activityGiven: F(x)=x+2 and G(x)=3x+5(F•G)(x)=fill in: _ x _ _ _ _ x _ _ _
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11/03/20

Fill in the blanks please

Complete this activitygiven: f(x)=x+2 and h(x)=1/x-12f(x)-h(x)=Fill in: _ x _ _ _ 1/x-1 _ _ _ _Options to fill in: xy=+-1234567890 ^2
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11/03/20

I need help I got it wrong

given: f(x)=x^2, and f(x+h)-F(x)/h and simplifya.hb.2x+1c.2x+h
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11/03/20

I keep getting this wrong please help

Complete this activity. Include all of your work in your final answer. Submit your solution. Given: f(x)=x^2+2x+1, find f(x+h)and simplify
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11/03/20

Please help me I don’t understand

Given: F(x) = x + 2 and G(x) = 3x + 5(F+G) (x) =A. 3x+7B. 4x+7C.3x^2+7
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Pre Calculus Precalculus Pre Calculus

11/03/20

Help me please I don’t understand

Given: F(x) = x+2 and G(x)=3x+5 (F-G)(x)=a. 4 b. -3x-3c. -2x-3
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Pre Calculus Precalculus Pre Calculus

11/03/20

HELP ME FILL IN THE BLANKS PLEASE

Complete this activity given: f(x)=x+2 and h(x)=1/x-1 2f(x)-h(x)=_ x _ _ _ 1/x-1 _ _ _ _ xy=+-1234567890 ^2
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Pre Calculus Trigonometry

11/02/20

Find sin(x/2), cos(x/2), tan(x/2)
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11/02/20

a couple deposits $783 per month into an account paying 3% compounded monthly. If payments are made at the end of each​ period, how much money will be in the account in 3 ​years?
In order to accumulate enough money for a down payment on a​ house, a couple deposits $783 per month into an account paying 3% compounded monthly. If payments are made at the end of each​ period,... more
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11/02/20

Find i​ (the rate per​ period) and n​ (the number of​ periods) for the following annuity. Semiannual deposits of ​$2,500 are made for 12 years into an annuity that pays 7.5​% compounded semiannually.
Find i​ (the rate per​ period) and n​ (the number of​ periods) for the following annuity.Semiannual deposits of ​$2,500 are made for 12 years into an annuity that pays 7.5​% compounded... more
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11/02/20

Find i​ (the rate per​ period) and n​ (the number of​ periods) for the following annuity. Monthly deposits of ​$400 are made for 6 years into an annuity that pays 7​% compounded monthly.
Find i​ (the rate per​ period) and n​ (the number of​ periods) for the following annuity.Monthly deposits of ​$400 are made for 6 years into an annuity that pays 7​% compounded monthly.i=... more
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11/02/20

Use the continuous compound interest formula to find the indicated value.
Use the continuous compound interest formula to find the indicated value.A=​$19,798​; P=​$13,500​; t=60 ​months; r=​?r=______​%
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Pre Calculus Calculus Precalculus Calc

11/02/20

The principal P is borrowed and the​ loan's future value A at time t is given. Determine the​ loan's simple interest rate r to the nearest tenth of a percent.
The principal P is borrowed and the​ loan's future value A at time t is given. Determine the​ loan's simple interest rate r to the nearest tenth of a percent.P​ = ​$3400.00​, A​ = ​$3472.25​, t​ =... more
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Pre Calculus

11/02/20

Power Functions and polynomials

What is the end behavior of the functionf(x)=3x^2+4x^3+x+3 using limits?
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11/01/20

pre-calculus, vertex/matrixes
The path of a piece of candy as it flies from a child’s hand to their mouth can be described using the equation h(t) = 3t − 5 − 0.15t^2 , where t represents the time in milliseconds since the candy... more
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11/01/20

pre-calculus, matrixes
A local store is selling Halloween decorations, where there is a special sale on ghosts and pumpkins. If your neighbor were to buy 3 ghosts and a pumpkin, it would cost them $50, but if they were... more
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11/01/20

Matrix, Pre-Calculus
A sorcerer is trying to brew a powerful concoction. The recipe calls for a vial containing a solution of student tears, with a potency of 24%. The sorcerer has rifled through their cabinets in... more
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Pre Calculus Precalculus

11/01/20

find the following inverse functions
f(x) = 1 - 1⁄x f-1y= f(f-1(x))
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Pre Calculus

10/30/20

solve for triangle. Show work

c= 13, β=54, y= 90 degrees solve for A,a,b
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Pre Calculus

10/30/20

solve for triangle if possible. show all work
A= 101, a= 6, b=7 solve for B, c, Y
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