2561/4 = 4√256 = 4
CHECK : 4 x 4 x 4 x 4 = 256.
Do you mean: x8 = 256 If so: x = 2 because 28 = 256
256 = 28
256 = 28
4 or -4 to the fourth power equal 256
256 = (16)2 256 = (2)8
2 to the power of 8 = 256
256
10
Do you mean: x8 = 256 If so: x = 2 because 28 = 256
256 = 28
256 = 28
4 or -4 to the fourth power equal 256
256 = (16)2 256 = (2)8
256 = 28
4^4 = 256
The negative half power of 256 is equal to 1 divided by the square root of 256. The square root of 256 is 16, so 1 divided by 16 is equal to 1/16.
It's actually -256 not 256