Question

how do you solve x^3 - 8 ??????

Answer 1

x^3 - 8 = 0
x^3 = 8
take the cubed root of both sides
x = 2

Answer 2

Thank You!
so when you are taking the cubed root out of 8 all you're doing is dividing it by 3?

Answer 3

no.
\[\huge \sqrt[3]{8} = 2\]

Answer 4

the cubed root of a number means
what value to the power of 3 makes this value?

Answer 5

for example
\[\huge \sqrt[3]{64} = 4 , 4^3 = 64\]

Answer 6

okay..can you tell me how to type that into a graphing calculator if possible??

Answer 7

or is it just something where i have to try my luck to find the answer?