WorksheetsUnit 1 Review Questions
Total questions: 7
Worksheet time: 21mins
Name
Class
Date
1.
find the inverse function of f(x)=4x-8
a)
f^-1(x)=x-2
b)
f^-1(x)=x+8
c)
f^-1(x)=x+2
d)
f^-1(x)=x-8
2.
prove if f(x)=2x+1 and g(x)=-2x+1 are inverse functions
a)
yes
b)
no
3.
describe f(x)=|-3/4x+2|-8
a)
translated right 2, down 8, horizontal stretch, reflect over x-axis
b)
translated right 2, down 8, vertical stretch, reflect over y-axis
c)
translated up 2, right 8, horizontal stretch, reflect over y-axis
d)
translated right 2, down 8, horizontal stretch, reflect over y-axis
4.
f(x)=2x+3
g(x)=-4x+1
find g(f(2))
a)
-8x-11
b)
-28
c)
-8x+11
d)
-29
5.
f(2)=6x+2
g(3)=4x-5
find f(2)-g(3)
a)
-5
b)
7
c)
21
d)
none of these
6.
f(x)={x-1 x ≥ 0
{2x-1 x < 1
a)
b)
c)
none of these
d)
both of these
7.
f(x)=40x^2-10x+3
a)
even
b)
odd
c)
neither
100 %
