Question
Class 7MathematicsExponents and Powers

Express each of the following as a product of prime factors is the exponential form:

(i) 729 × 125

(ii) 384 × 147

Verified Answer

(i) 729 × 125 = 3 × 3 × 3 × 3 × 3 × 3 × 5 × 5 × 5 = 36 × 53

Thus, 729 × 125 = 36 × 53

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(ii) 384 × 147 = 2 × 2 × 2 × 2 × 2 × 2 × 2 × 3 × 3 × 7 × 7 = 27 × 32 × 72

Thus, 384 × 147 = 27 × 32 × 72

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