Let n in N . If (1 + x)^n = a0 + a1 x + ...

Let `n in N` . If `(1 + x)^n = a_0 + a_1 x + a_2x^2+…. + a_nx^n` and `a_(n-3), a_(n-2) , a_(n-1) `are in A.P then
Statement - I ` : a_1, a_2, a_3` are in A.P.
Statement -II : n = 7
The true statements are :

A

only I

B

only II

C

both I, II

D

neither I nor II

Verified by Experts

The correct Answer is:

C

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