Question: Let a, ar, ar2 . be an infinite G.P. If arn = 57 and n=0 n=0 ap3n=9747, then a + 18r is equal to

Let a, ar, ar2 . be an infinite G.P. If arn =

Let a, ar, ar2 . be an infinite G.P. If arn = 57 and n=0 n=0 ap3n=9747, then a + 18r is equal to

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