A) 11
B) 21
C) 55
D) 66
Correct Answer: D
Solution :
The number of terms in the expansion of\[{{(a+b+c)}^{10}}\] \[=\frac{(10+1)(10+2)}{2}\] \[=\frac{11.12}{2}\] \[=66\]You need to login to perform this action.
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