The product obtained when -2 is multiplied by itself 4 times is .

I’m stuck on this i don’t understand.

Plz me plz i will give a brain just plz

Which set of reflections would carry trapezoid abcd onto itself? a) x-axis, y=x, y-axis, x-axis b) x-axis, y-axis, x-axis c) y=x, x-axis, x-axis d) y-axis, x-axis, y-axis, x-axis