(3h-2m)(2h+m) multiple
If you want to multiply 2 binomials, take each term in the first set of parentheses and multiply it to every term in the second set of parentheses:3h(2h+m) = 3h^2+3hm-2m(2h+m) = -4hm-2m^2Combine like terms: (3hm-4hm)3h^2-hm-2m^2