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Grade 8 Algebra: Zero and Negative Exponents
Name: ______________________
Date: ____________
Score: ____ / 6
Level 3
Simplify fully
1.
Simplify:
x
5
⋅
x
−
8
x^5 \cdot x^{-8}
x
5
⋅
x
−
8
2.
Simplify:
a
−
2
a
4
\dfrac{a^{-2}}{a^4}
a
4
a
−
2
3.
Simplify:
(
2
x
−
3
)
2
(2x^{-3})^2
(
2
x
−
3
)
2
4.
Simplify:
12
y
−
2
4
y
−
5
\dfrac{12y^{-2}}{4y^{-5}}
4
y
−
5
12
y
−
2
5.
Simplify:
(
m
−
2
n
3
)
−
2
(m^{-2}n^3)^{-2}
(
m
−
2
n
3
)
−
2
6.
Simplify:
(
3
x
2
y
−
1
)
0
⋅
x
−
2
(3x^2y^{-1})^0 \cdot x^{-2}
(
3
x
2
y
−
1
)
0
⋅
x
−
2
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