C-10-Q044: In the expansion of $(x+y)^n$, the powers of $x$ change from —

C-10-Q044: In the expansion of $(x+y)^n$, the powers of $x$ change from — | প্রশ্ন করি

In the expansion of (x+y)n(x+y)^n(x+y)n, the powers of xxx change from —