If the number of terms in a G.P. is odd, then product of terms=
A
(middle term)noofterms
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B
(middle term)noofterms−1
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C
(middle term)noofterms+2
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D
(middle term)noofterms+1
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Solution
The correct option is A (middle term)noofterms let the middle term be a0 so if the number of terms is 2n+1 then the terms are a0rna0rn−1.....a0.....a0rn−1a0rn so the product of the 2n+1 terms is simply a2n+10 i.e (middleterm)no.ofterms