Question

The middle term in the expansion of$(1 + x)^{n}$, is.

• A. $(p + 2)$
• B. $n^{2} - 2np + 4p^{2} = 0$
• C. $n^{2} - n(4p + 1) + 4p^{2} - 2 = 0$
• D. None of these

Answer 1

Answer: (B)

$n^{2} - 2np + 4p^{2} = 0$

Answer 2

Obviously the middle term

$x^{11}$.