Eight cubed means: 8 x 8 x 8 = 512 Eight squared is: 8 x 8 = 64 Eight to the fourth power would be: 8 x 8 x 8 x 8 = 4096 it is the same as 83 (if you didn't know how it looked)
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In exponents cubed means "to the third power"5 Cubed =5 To the third power =53 =15
14 cubed, written as 143 is 14*14*14 = 2744
Just subtract the exponents. 89 / 83 = 89-3 = 86.
cube root(231) = 6.13579244
When a number is "cubed", we mean that the number is multiplied by itself twice. For example, 4 cubed (written 43) is equal to 4 x 4 x 4 or 64. Another example: 3.253 (3.25 cubed) is 3.25 x 3.25 x 3.25 = 34.328125 .