If a2
= 15; find the value of a6.
solution
a6
= (a2)3.
a6
= (15)3. [ since a2 =
15]
a6
= 15 x 15 x 15
a6
= 3375
Hence a6 = 3375
answer
TRY THIS.........................
NECTA FORM II - 2012 QN. 8
If a2
= 12; find the value of a4.
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