7 Find the number of terms of a G.P whose first term is 3common ratio – InterviewSolution

1.

7 Find the number of terms of a G.P whose first term is 3common ratio is 2 and thelast term is 384.

Answer»

a=3/4, r=2, last term=384

Nth term= a*r(to the power N-1)384=(3/4)*2(to the power N-1)2(to the power N-1)= 512N=8

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