Q.(i)  If a1, a2, ...., an are n positive real numbers such that a1,a2, .....an = 1, show that ( 1 + a1) (1 + a2) .... (  1+an) $\ge$ 2n . (ii) If n is a positive integer , prove that 2n $>$ 1+ n  ; n $>$ 1.

Dear Student,

I am here solving for the part (i). You have to ask for part (ii) as a different question.

Regards

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