u(x)=x-2 w(x)=2x^2 Find the following (u*w)(4) (w*u)(4) The * represents composition

u(x)=x-2 w(x)=2x^2 Find the following (u*w)(4) (w*u)(4) The * represents composition

F(x) (x-1)2 G(x) ( x plus 1)2 plus 2

What are the zeros of the function defined by x2-5x-24?

The table shows values for functions f(x) and g(x) . x f(x) = 4x + 1 g(x) = 3^x+1 − 4 −3 ...

g(n) = 3n + 2 f(n) = 2n2 + 5 find g(f(2))

Suppose h(x)=f o g (x). a) If f(x)=3x-1 and h(x)=x, find g(x). b)If g(x)=3x-1 and h(x)=x, find f(x). Please help, I really dont understand what to do in...

The function C(f)= 251e^-0.1t-129e^-2.7t measures the concentration of a drug in a patient's bloodstream after t hours. The drug is effective only if the concentration is above 180 mg/mL. Graph the...

I believe this question is very simple, I just would like to know why in this specific example (2x3+2x2-19x+20=0) once I am done plugging in the trinomial into the quadratic formula and get...

y=-3x+3 2 positive and 2 negative numbers for x and 1 fraction

What is the x-intercept for the function -12x - y + 7z = 96? Type your answer as a point, (x,y,z), Please help I keep getting fractions for the points! Thank you in advance.

Let f(x)=x^2 -1 and g(x)= x^2 - 2, for x has the domain of all real numbers a. Show that (f ° g)(x)=x^4 - 4x^2 + 3. Do we plug g(x) into f(x) ? how do we show that?? b. How...

3. A quadratic function f can be written in the form f(x) = a(x - p)(x - 3). The graph of f has axis of symmetry x=2.5 and y-intercept at (0,-6) a. Find the value of p. For this I...

1. Let f(x)=5x and g(x)=x^2+1, when the domain of x is all real numbers. a. Find f^-1(x). b. Find (f ° g)(7).

Sin(Θ+iΦ)=cosα+i*sinα prove that cos^4(Θ)=sin^2(α)=sinh^4(Φ)

if Sin(θ+Φ*i)=ρ(cosα+i*sin(α)) Prove that (i)(ρ)^2=1/2*(cosh(2Φ)-cos(2θ)) (ii)tan(α)=tanh(Φ)*cot(θ)

if cos(Θ+i*Φ)=cosα+i*sinα Prove that (i) sin^2(Θ)=±sinα (ii)cos(2Θ)+cosh(2Φ)=2

Solve the equation g(t)=1 given that g(t)=6t. t=?

7. Let f(x)=x^2 -1 and g(x)= x^2 - 2, for x has the domain of all real numbers a. Show that (f ° g)(x)=x^4 - 4x^2 + 3. b. How could I sketch the graph of (f ° g)(x), for 0 is <...

A worker gets 18 dollars per hour for a normal work week of 40 hours and time-and-a-half for overtime. Assuming he works at least 40 hours a week, construct a function describing his weekly paycheck,...

find the inverse of the function y=8x2 which has an inverse of y-1