Monday 8 October 2018

EXPONENTIALS 1


If a2 = 3; find the value of a10 + a8.

solution

=a10 + a8.

=(a2)5 + (a2)4.

=(3)5  +  (3)4

=243 + 81

=324 answer  
  

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


If a2 = 5; find the value of a10 - a6.



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