A) \[n+1\]
B) \[n+3\]
C) \[\frac{(n+1)\,(n+2)}{2}\]
D) none of these
Correct Answer: C
Solution :
The number of terms in the expansion of \[{{(a+b+c)}^{n}}\]is \[\frac{(n+1)(n+2)}{2}.\]You need to login to perform this action.
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