0
Wiki User
20 - 4 = 16
It's not, 4x4=16.
264
28 is.
7
yes
16
Not necessarily.
h
N = x4 x8 = x4+4 = (x4)2 = N2
30 times 4 equals 120
9 x 4 = 36
if c = x2 then cx2 = x4