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CBSE
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MCQ Questions for CBSE Class 12 with Answers
MCQ Questions for CBSE Class 11 with Answers
MCQ Questions for CBSE Class 10 with Answers
MCQ Questions for CBSE Class 9 with Answers
MCQ Questions for CBSE Class 8 with Answers
MCQ Questions for CBSE Class 7 with Answers
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MCQ Questions for CBSE Class 1 with Answers
Quiz
CBSE
/
Class 8
/
Maths
/
Exponents and Powers
1.
a
^{m}
x a
^{m}
is equal to
a
^{m+n}
a
^{m-n}
a
^{mn}
a<sup>n-m</sup>
2.
a
^{m}
÷ a
^{n}
is equal to
a
^{m-n}
a
^{m+n}
a
^{mn}
a
^{n-m}
3.
(a
^{m}
)
^{n}
is equal to
a
^{m+n}
a
^{m-n}
a
^{mn}
a
^{n-m}
4.
a
^{m}
× b
^{m}
is equal to
(ab)
^{m}
(ab)
^{-m}
a
^{m}
b
ab
^{m}
5.
a
^{0}
is equal to
0
1
-1
a
6.
\(\frac{a^m}{b^m}\) is equal to bm
(\(\frac{a}{b}\))
^{m}
(\(\frac{b}{a}\))
^{m}
(\(\frac{a^m}{b}\))
^{m}
(\(\frac{a}{b^m}\))
^{m}
7.
2 × 2 × 2 × 2 × 2 is equal to
2
^{4}
2³
2²
2
^{5}
8.
In 10², the exponent is
1
2
10
1
9.
In 10² the base is
1
0
10
100
10.
10
^{-1}
is equal to
10
-1
\(\frac{1}{10}\)
-\(\frac{1}{10}\)
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Exponents and Powers
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