Tuesday, 6 December 2016

EXPONENTIALS 1


If a2 = 3; find the value of a8.

solution

a8 = (a2)4.

a8 = (3)4.   [ since a2 = 3]

a8 = 3 x 3 x 3 x 3

a8 = 81  answer


TRY THIS.........................



If a2 = 5; find the value of a4.

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