Question

The middle term in the expansion of (1 + x) will be:

(A) (n -1)^th

(B) n^th

(C) (n + 1)^th

(D) (n + 2)^th

Answer 1

(C) (n + 1)^th

(1 + x)²ⁿ has (2n + 1) terms.

\(\therefore\) (n + 1)^th term is the middle term.