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Byju's Answer
Standard VII
Mathematics
Exponents with Like Bases
Simplify:i 3 ...
Question
Simplify:
(i) 3 × 10
2
(ii) 2
2
× 5
3
(ii) 3
3
× 5
2
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Solution
We have
(i) 3 × 10
2
= 3 × 100 = 300 [since 10
2
= 10 × 10 = 100]
(ii) 2
2
× 5
3
= 4 × 125 = 500 [since 2
2
= 2 × 2 = 4 and 5
3
= 5 × 5 × 5 = 125]
(iii) 3
3
× 5
2
= 27 × 25 = 675 [ since 3
3
= 3 × 3 × 3 = 27 and 5
2
= 5 × 5 = 25]
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