To determine the nth term of a binomial expansion, we can use the formula given as:
nth term = rCn-1 (x^r-n+1)y^n-1
where n is the nth term and r is the power of the expansion
We calculate as follows:
(x + 2)^5
n = 3
r = 5
nth term = rCn-1 (x^r-n+1)y^n-1
3rd term = 5C4 (x^3)y^2
3rd term = 5x^3y^2
