Question

(-4x^2)(-2x^-2)

Answer 1

-8

Answer 2

+8

Answer 3

can you explain?

Answer 4

Yep +8 I didn't see that one negative sign.

Answer 5

x^2 and x^-2 cancel out because they are the reciprocals. So, you have -4 and -2 let. When you multiply them, you get +8.

Answer 6

and the x's cancel out as well?