Question

the second term of G.P. is b and common ratio is r .if the product of the first three terms of this G.P.is 64 then find b

Answer 1

here given second term is b
and common ratio is r
product of first three terms is 64
let us assume the gp as

a/r,a,ar

product of the gp is

a^3=64
=>a = 4
second term is a=b= 4

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