Question

Find 2x^2y if x=-1 and y=3

Answer 1

2x*2y

Replace x with -1 and y with 3

2(-1) * 2(3)

2*-1 = -2

2*3=6

Now multiply -2 with 6 and it should be -12.

Answer 2

6

Explanation:

(-1)^2=(-1)(-1)=1

2(1)(3)=2*3=6