WorksheetsChapter 6 Summative 2
Total questions: 20
Worksheet time: 2hrs 40mins
Name
Class
Date
1.
f(x) = 9-3x
g(x) = 5x-7
Find f(x)+g(x).
g(x) = 5x-7
Find f(x)+g(x).
a)
14x-10
b)
-8x+2
c)
2x+2
d)
2x-2
2.
f(x) = 4x+8
g(x) = x+3,
Find f(x) * g(x)
g(x) = x+3,
Find f(x) * g(x)
a)
4x2+24
b)
4x2+20x+24
c)
4x2+12x+24
d)
4x2+4x+24
3.
g(x)=3x+4
h(x)=3x-1
Find g(h(x))
h(x)=3x-1
Find g(h(x))
a)
-9x+11
b)
4x2+4x
c)
9x+1
d)
9x+11
4.
f(x) = 3x + 10
g(x) = x - 2
Find f(g(5))
g(x) = x - 2
Find f(g(5))
a)
19
b)
23
c)
-10
d)
None of these.
5.
Find the inverse
f(x)=2x-2
f(x)=2x-2
a)
f-1(x)=1/2x+1
b)
f-1(x)=-2-1/2x
c)
f-1(x)=-7/3x-20/3
d)
2-2/5x
6.
Given that f(x) = 3x + 5 and g(x) = 1/3x + 5, find f(g(x)). Are the two functions inverses of each other?
a)
x + 20 ; Yes they are inverses
b)
x + 20 ; No, they are not inverses
c)
x ; Yes they are inverses
d)
x ; No, they are not inverses
7.
What function best describes this graph?
a)
f(x)= -√(x+4) -2
b)
f(x)= √(x-4) -2
c)
f(x)= -√(x-4) -2
d)
f(x)= √(x+4) +2
8.
Describe the transformation.
a)
Down 1
b)
Reflect over y-axis
c)
Up 1
d)
Reflect over x-axis
9.
a)
A
b)
B
c)
C
d)
D
10.
Simplify
a)
3x²y²z√3yz
b)
3xyz√xy²
c)
3xyz
d)
Can't Simplify
11.
IDENTIFY THE SIMPLEST EQUIVALENT EXPRESSION, ASSUMING WE ONLY WANT THE PRINCIPAL ROOT
a)
2m2 ⋅ 6m3n8
b)
am9n2
c)
2m3n2 ⋅ 6m2n
d)
2m3n2m2n
12.
Simplify the following:
a)
A
b)
B
c)
C
d)
D
13.
Simplify the following:
a)
A
b)
B
c)
C
d)
D
14.
Write the following expression in radical form:
a)
a.)
b)
b.)
c)
c.)
d)
d.)
15.
Write the following expression in exponent form:
a)
a.)
b)
b.)
c)
c.)
d)
d.)
16.
Simplify the following expression:
a)
2
b)
4
c)
16
d)
64
17.
Simplify:
a)
2
b)
4
c)
16
d)
64
18.
Simplify the expression:
31/2 * 271/2
31/2 * 271/2
a)
9
b)
81
c)
3
d)
1/3
19.
Simplify the expression:
31/3 * 91/3
31/3 * 91/3
a)
3
b)
9
c)
1/3
d)
27
20.
13
a)
True
b)
False
100 %
