Question

using binomial theorem write down the expansion of the following (2x+3y)power5

Answer 1

$(2x +3y)^{5} =$

(2x)^5+ 5(2x)^4×(3y)+10×( 2x)^3 ×( 3y)^2 +10×(2x)^2+(3y)^3 + 5 ×(2x) × (3y)^4 +(3y)^5