10/02/20

One inlet pipe can fill an empty pool in 6 hours, and a drain can empty the pool in 12 hours. How long will it take the pipe to fill the pool if the drain is left open?
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10/02/20

Let f ( x ) =(2x^2+7x+5)/(3x^2+20x+25) .Consider the end behavior and the behavior at each asymptote.
As x → ∞, y→ _____As x → −∞, y→ _____As x → −5^-,y→ _____As x → −5^+,y→ _____As x → −5/3^−,y→ _____As x → −5/3^+,y→ _____
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10/02/20

The graph of a polynomial function f is shown. Select all the true statements about the polynomial.
The graph of a polynomial function f is shown. Select all the true statements about the polynomial. A: The degree of the polynomial is even.B: The degree of the polynomial is odd.C: The leading... more
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10/01/20

Algebra/precalc A+bi form
Needs to be in a+bi form(1-2i)+(8+3i)
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09/30/20

For the polynomial function a(x)=x^4-2x^3-21x^2+22x+40 we know(x+5)is a factor.

For the polynomial function  we know  is a factor. Select all the other linear factors of A(x).A: (x + 1)B: (x - 1)C: (x + 2)D: (x - 2)E: (x + 4)F: (x - 4)G: (x + 8)
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09/30/20

PLEASE HELP FAST!!!!!!!
A parabolic heater has a cross section modeled by a parabola with vertex (0,0) and focus (4,0). The heater has a depth of 8 inches. What is the width of the parabolic heater at its widest point?... more
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09/30/20

If f(x)= x^2 -2 and g(x) = 2x+ 5, evaluate f(g(4)).
If f(x)= x^2 -2 and g(x) = 2x+ 5, evaluate f(g(4)).
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09/30/20

2. Solve the equation p2 + 4p = 1 by completing the square
I just need help understanding how to do this practice problem so I can get ready for a test.
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09/30/20

Write an equation for an absolute vaule function g(x) with a vertical (-1,-7) Describe the transformations to the parent function f(x) = |x| that will generate your function g(x)
Write an equation for an absolute vaule function g(x) with a vertical (-1,-7) Describe the transformations to the parent function f(x) = |x| that will generate your function g(x)
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09/28/20

Exponential Growth Problem
Identify the following functions as either growth, decay, or neitherf(x) = 2(1.03)^xg(x) = 5(0.25)^10h(x) = 0.25(5.06)^xj(x) = 0.06(-4.02)^x
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09/28/20

Exponential Growth Problem
On your 21st birthday, $4000 is invested for you at an annual yield of 8%. You do not withdraw any money from the account. What will be the balance in the account when you are 65?
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09/26/20

precal question

A polynomial P is given.P(x) = x3 + x2 + 4x(a) Find all zeros of P, real and complex. (Enter your answers as a comma-separated list. Enter all answers including repetitions.)x=(b)... more
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09/26/20

write the equation of the parabola in vertex form. vertex (4,2) , point (2,-6)
write the equation of the parabola in vertex form. vertex (4,2) , point (2,-6)
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09/26/20

Word Problem. Help please!
A rectangular piece of land whose length is twice it’s width has a diagonal distance of 60 yards. How many yards, to the nearest tenth of a yard, does a person save by walking diagonally across the... more
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09/25/20

Algebra 1- Need Help
Kathy and Cheryl are walking in a fundraiser. Kathy completes the course in 2.5 hours and Cheryl completes the course in four hours. Kathy walks three miles per hour faster than Cheryl. Find... more
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09/24/20

Beth and Steve are on a carousel. Beth is 7 feet from the center and Steve is right on the edge, 7 feet further from the center than Beth.
Beth and Steve go on another carousel that has an angular speed of π/8 radians per second. Beth's linear speed is 2π feet per second. How far is she standing from the center of the carousel?
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09/23/20

Structures of Expression
As a speed skater, Kyle cycles between sprinting and recovering on the 111.12 meter short track during practice every day for 50 minutes.Let t be the time in hours that Kyle sprints during a... more
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09/22/20

what are the x-intercepts of this equation f(x)=1-cos(x)/(x)
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09/22/20

Algebra of Functions: Arithmetic

Given: f(x) = x2 + 2x + 1, find f(x + h) and simplifycould you explain where the h comes from
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09/21/20

Given y=x^2+bx+c the vertex is -4.-7. Find the missing coefficients
I was never told how to do this by my teachers.....
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09/21/20

How do you write an equation that compresses vertically by 1/4, shifts up 5 units, and shifts right 7 units
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09/18/20

You are given the two points A (1, 4) and B (13, y ). The two points are 13 units apart. What are two possible locations of point B ?
You are given the two points A (1, 4) and B (13, y ). The two points are 13 units apart. What are two possiblelocations of point B ? I'm really confused please help!
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09/18/20

Math help with answer
Jocelyn invested $3,700 in an account paying an interest rate of 1.5% compounded continuously. Assuming no deposits or withdrawals are made, how much money, to the nearest dollar, would be in the... more
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09/18/20

Sqrt cot x-3 = 0
Solve trig equation for all values in unit circle
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09/18/20

if 0 smaller and equal θ smaller and equal 2 pi, find tan(-5pi/3)
if 0 smaller and equal θ smaller and equal 2 pi, find tan(-5pi/3)show works please
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