Q. The number of terms in the expansion of $(a + b + c)^{n}$ will be
A) $n + 1$
B) $n + 3$
C) $\frac{(n + 1)(n + 2)}{2}$
D) None of these
Explanation
(c)
The number of terms in the expansion of ${(a + b + c)}^{n}$
$= \frac{(n + 1)(n + 2)}{2}$
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.