SOLUTION: Did I factor this correctly?...I have no idea how to do this so I guessed. {{{x^3+125}}} I factored that to: {{{(3-x)^3}}} Thank you

Algebra ->  Divisibility and Prime Numbers  -> Lessons -> SOLUTION: Did I factor this correctly?...I have no idea how to do this so I guessed. {{{x^3+125}}} I factored that to: {{{(3-x)^3}}} Thank you      Log On


   

Question 12938: Did I factor this correctly?...I have no idea how to do this so I guessed.
x%5E3%2B125
I factored that to: %283-x%29%5E3
Thank you
Answer by mystic1306(20) About Me  (Show Source):
You can put this solution on YOUR website!
No.
x is right except for the -
what is 3*3*3? it equals 27 not 125
you have to find what number times itself 3 times is 125
5*5*5=125
So..
(x+5)^3
check it
(x)^3=x^3
(5)^3= 5*5*5= 125