42 = 4*4 = 16
They are equal 2^4 and 4^2 both equal 16.
2 to the power of -2 is equal to 1/4.x to the power of -y is equal to 1/xy.
4
4
yes it is 2 to the second power is equal to 4
4^.5= 2
5 to the power of -2
2 to the power of 20 divided by 4 to the power of 10 is equal to one.
8 to the power (2/3) equals 4.
No Actually... x^(-y) is equal to 1/x^y. 2^(-2) is equal to 1/2^2 which is equal to 1/4 or 0.25.
4 -22= -2 x -2 double minus there =4
" 4 times 2 " means " 4 + 4 " and that's 8 . " 4 with the power of 2 " means " 4 x 4 " and that's 16 .