Question

resolva as potencias (x+y)^4 e (2a-b)^5

Answer 1

binômio de Newton

grau 4  (1   4  6   4   1)

(x + y) = x^4 + 4x^3y + 6x^2y^2 + 4xy^3 + y^4

grau 5 (1   5  10  10  5   1)

(2a - b)^5  = 32a^5 - 80a^4b + 80a^3b^2 - 40a^2b^3 + 10ab^4 - b^5