Q. 305.0( 2 Votes )

Out of the four options, only one is correct. Write the correct answer.

For a non-zero rational number p, p13 ÷ p8 is equal to
A. p5

B. p21

C. p–5

D. p–19

Answer :

By laws of exponent,


xm ÷ xn = xm-n


In this question,


m = 13


n = 8


xm ÷ xn = xm-n


p13 ÷ p8 = p13-8


p13 ÷ p8 = p5


Hence, for a non-zero rational number p, p13 ÷ p8 is equal to p5.

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