For a non-zero integer x, x7 ÷ x12 is equal to:(a) x5 (b) x19 (c) – InterviewSolution

1.

For a non-zero integer x, x7 ÷ x12 is equal to:(a) x5 (b) x19 (c) x-5 (d) x-19

Answer»

(c) x^-5

Explanation:

x⁷ ÷ x¹²

= x^7-12

= x^-5

(By the law of exponents: a^m÷ aⁿ=a^m-n)

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