Question

simplify the following and verify the results for the given values :- (a) {5/4 x2 - 3/2 xy} (x + y + y2) : x = 2 , y = 2

Answer 1

Answer:

x(5x-6y)/4 (x+y+y2)

2(10-12)/4 (2+2+4)

2*-2/4 (8)

-1*8

-8