Evaluating Functions
The value of w(2) for the following function:
w(x) = x3 + 5x2
What is 28?
g(x) = 4x+2
h(x) = -3x2-2x
What is -12x2-8x+2?
The value of (g/h)(x) given the following functions:
g(x) = -x - 1
h(x) = 2x -3
What is (-x-1)/(2x-3)?
The value of (f+g)(8) for the following functions:
f(a) = a2 + 1 - a
g(a) = 4a + 2
What is 91?
The value of h(-9.1) for the following function:
h(n) = -0.2n2 - 4.7 + n
(Round to the nearest hundredths place if necessary.)
What is -30.36?
The value of h(g(4t)) for the following functions:
g(t) = -3t + 4
h(t) = 4t - 4
What is -48t + 12?
The value of g(n)+f(n) given the following functions:
f(n) = n2+1-n
g(n) = 2n+2
What is n2 + n + 3?
The value of g(4) - f(6) for the following functions:
f(a) = a2 + a
g(a) = -3a - 3
What is -57?
The value of h(4/3) given the following function:
h(t) = (7/4)t + 9/5
What is 62/15?
The value of g(h(n-2)) for the following functions:
g(n)=4n + 4
h(n)=5n
What is 20n-36?
The value of (g-f)(n) given the following functions:
f(n) = 2n-1
g(n) = 3n-1
What is n?
The value of (h*g)(2) given the following functions:
g(n) = n2 + 3n
h(n) = 4n + 3
What is 110?
The value of the given function at g(a-1):
g(a) = -a - 2a
What is -3a + 3?
The value of h(h(a)) for the following function:
h(a) = 2a + 2
What is 4a + 6?
The value of (hg)(a) given the following functions:
g(a) = a2 + a
h(a) = 2a + 5
What is 2a3 + 7a2 + 5a?
The value of (g/f)(-8) given the following functions:
f(x) = 2x - 3
g(x) = 3x - 4
What is 28/19?
Given f(x) = 12 for the function
f(x) = 1 - (1/2)x
This is the value of x.
What is -22?
The value of f(g(h(x))) given the following functions:
f(x) = 3x
g(x) = x + 4
h(x) = x2 - 1
What is 3x2 + 9?
The value of 4h(x) - 5g(x) given the following functions:
g(x) = x2 + 1 + 2x
h(x) = -x - 1
What is -5x2 - 14x - 9?
f(x) = -3x - 1
g(x) = x + 5
What is -7?