Question

The third term of a GP is 4 , find the product of its first five terms .

( answer = 1024 )

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Answer 1

product of first five terms ....

a(ar)(ar2 )(ar3 )(ar4 )= a5 r10

= (ar2)5

= (4)5

=1024

Answer 2

Answer :-

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let ,

the terms be a/r^2,a/r ,ar, ar^2

now product=a/r^2*a/r*a*are*ar^2

=a^5

=4^5

=1024(Answer)

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Thanks!