Sunday 14 January 2018

EXPONENTIALS 6


If a2 = 22; find the value of a4.

solution

a4 = (a2)2.

a4 = (22)2.   [ since a= 22]

a4 = 22 x 22

a4 = 484   answer


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


NECTA FORM II - 2012 QN. 8



If a2 = 12; find the value of a4.





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