Question

sendo A={-1,0,1} e B= {-2,-1} determine AxB e BxA. Ajude-me!

Answer 1

A X B= {(-1,-2), (-1,-1), (0,-2),(0,-1), (1,-2), (1,-1)}

B X A= {(-2,-1), (-2,0), (-2,1), (-1,-1), (-1,0), (-1,1)}