4 or -4 to the fourth power equal 256
To find the number that, when multiplied by itself 4 times, equals 256, you need to find the fourth root of 256. The fourth root is the number that, when multiplied by itself four times, gives you 256. In this case, the fourth root of 256 is 4, because 4 x 4 x 4 x 4 equals 256. Therefore, the number you are looking for is 4.
256
256
256
256.
the answer is 256:]
Oh, dude, you're hitting me with some math now? Okay, okay, let me dust off my brain cells for this one. So, if we're talking about what number to the 3rd power equals 256, well, that's 4. Yeah, 4 to the 3rd power gives you 64, and 64 to the 4th power gives you 256. Easy peasy, right?
16*16 = 256
-4, +4, -4i and 4i
44 = 256
Do you mean: x8 = 256 If so: x = 2 because 28 = 256