Whenever you square a negative number it becomes positive. so -4^2 is -4*-4=16.
Be careful though. (-4)^2 is not the same as -(4^2).
yes it is 2 to the second power is equal to 4
12
eight to the second power equal to 64
No.
-2 times -2 = plus 4 since minus times minus is plus
yes it is 2 to the second power is equal to 4
12
eight to the second power equal to 64
Is 4 a factor of 720
50 * 5 = 250
62 = 6 x 6 or 36
No.
-2 times -2 = plus 4 since minus times minus is plus
20
700
9
16