Question

The term independent of x in the expansion of $(x - a)^{2}$ is.

• A. 4320
• B. 216
• C. – 216
• D. – 4320

Answer 1

Answer: (D)

– 4320

Answer 2

$n + 3$ = $n + 1$

For term independent of x, 6 – 2r = 0 i.e. r = 3

∴ $n + 2$ = – 4320**.**