" The number of different terms in the expansion of "(1-x)^(201)(1+x+x^(2))^(200)" is "

Number of terms in the expansion of (1-x)^(51) (1+x+x^(2) )^(50) is

The number of distinct terms in the expansion of is (x^(3)+(1)/(x^(3))+1)^(200) is

The number of distinct terms in the expansion of is (x^(3)+(1)/(x^(3))+1)^(200) is

The number of terms in the expansion of (x+1/x)^29 is

The number of terms in the expansion of (1+2x+x^2)^n is :

The number of terms in the expansion of (1-10x+25x^(2))^(20) is

The number of terms in the expansion of (1+2x +x^2)^20 is 40

The number of terms in the expansion of (1+x)^(21)=

The number of distinct terms in the expansion of is (x^(3)+(1)/(x^(3))+1)^(200) is (a) 201 (b) 400 (c) 401 (d) 500