1.
Using radical expressions, such as
, any value assigned to a variable that results in a denominator of zero is called a(n) _____.
A.
polynomial value
B.
excluded value
C.
irrational value
D.
functional value
Hint
2.
Simplify
.
A.
2
a
3
x
2
y
B.
C.
D.
7
a
3
x
2
y
Hint
3.
Which statement is true?
A.
To add fractions with like denominators you should add the numerators and write the sum over the denominator multiplied by 2.
B.
To add fractions with like denominators you should add the numerators and add the denominators.
C.
To add fractions with like denominators you should add the numerators and write the sum over the denominator squared.
D.
To add fractions with like denominators you should add the numerators and write the sum over the common denominator.
Hint
4.
Find the difference
.
A.
B.
C.
D.
Hint
5.
Find the LCM for 27
ab
2
and 36
a
2
b
3
.
A.
9
ab
2
B.
36
ab
2
C.
108
ab
2
D.
108
a
2
b
3
.
Hint
6.
Find the sum
. Write in simplest form.
A.
B.
C.
D.
Hint
7.
Find the product
.
A.
4
x
3
B.
C.
D.
Hint
8.
Find the quotient
.
A.
B.
C.
D.
Hint
9.
Find the quotient (4
x
+ 8) ÷ (
x
+ 2).
A.
4
B.
x
+ 2
C.
16
D.
4
x
+ 8
Hint
10.
Find the width of the rectangle.
A.
4
l
– 2 units
B.
4
l
– 2 +
units
C.
6
l
+ 1 –
units
D.
6
l
+ 1 units
Hint
11.
Solve the equation
.
A.
j
= 4
B.
j
=
C.
j
=
D.
j
= -4
Hint
12.
Solve the equation
.
A.
g =
B.
g =
C.
g =
D.
g =
Hint