1.
In the expression 2
3
, 2 is called the _____.
A.
exponent
B.
base
C.
perfect square
D.
square root
Hint
2.
Write 3
x
3
y
5
as a multiplication expression.
A.
2(3
x
3
y
5
)
B.
3 · 3 ·
x
· 5 ·
y
C.
(
xy
2
)
3
D.
3 ·
x
·
x
·
x
·
y
·
y
·
y
·
y
·
y
Hint
3.
Select the correct
first
step when using the order of operations.
A.
Evaluate all powers in order from left to right.
B.
Do all additions and subtractions from left to right.
C.
Do all operations within grouping symbols starting with the innermost grouping symbols.
D.
Do all multiplications and divisions from left to right.
Hint
4.
Numbers that are expressed using exponents are called ________.
A.
scientific numbers
B.
perfect squares
C.
bases
D.
powers
Hint
5.
Write (4)(4)(4)(-1)(-1)(3)(3)(3)(3)(3)(3) using exponents.
A.
(4)
3
(-1)
2
(3)
6
B.
(4)(-1)(3)
3 · 2 · 6
C.
(3)
4
(2)
-1
(6)
3
D.
(3)(2)(6)
4 · -1 · 3
Hint