Question

10. The number of terms in expansion of
(x + 2y)^25 is ........... ​

Answer 1

Answer:

. The number of terms in the expansion of (x2+y2)25−(x2−y2)25 after simplification is ... On simplification we get n+12 terms i.e.,25+12=13 terms ... 10. The constant term in the expansion of .