In the expansion of `(a+b+c)^10` (A) total number of terms in 66 (B) coefficient of `a^8 bc is 90` (C) coefficient of `a^4b^5c^3` is 0 (D) none of these

Find the total number of terms in the expansion (a+b+c)^2 .

Coefficient of a^3b^4c^5 in expansion of (bc+ca+ab)^6

The coefficient of a^3b^6c in the expansionof (2a-b+c)^10 is (A) 6720 (B) 840 (C) 10 (D) none of these

The coefficient of a^(3)b^(2)c in the expansion of (1+a-b+c)^(9) is

coefficient of a^(3)b^(2)c in the expansion of (1+a-b+c)^(9)

In the expansion of [2-2x+x^(2)]^(9)(A) Number of distinct terms is 10(C) sum of coefficients is 1(B) Number of distinct terms is 55 (D) coefficient of x^(4) is 97

The coefficient of a^(8)b^(6)c^(4) in the expansion of (a+b+c)^(18) is

The coefficient of x^5 in the expansion of (1+x^2)^5+(1+x)^4 is (A) 30 (B) 60(C) 40(D) none of these