Question

xy+1(x=6)(y=-4) urgent please ​

Answer 1

x−y=−6,xy=4

(x−y)3=x3−y3−3x2y+3xy2=−216

=x3−y3−3yx(x−y)=−216

x3−y3=−216+3(4)(−6)

x3−y3=−288