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Mathematics 9 Online
OpenStudy (anonymous):

Can anybody please explain how to simplify this?

OpenStudy (anonymous):

OpenStudy (anonymous):

is the first step x^3 - 5^3

OpenStudy (psymon):

Yeah, that tells you what number is being cubed, 5. Now do you know the formula for factoring a difference of cubes?

OpenStudy (anonymous):

Yes!!! Is the answer B?

OpenStudy (psymon):

Looks right to me :3

OpenStudy (anonymous):

thanks a lot!

OpenStudy (psymon):

mhm ^_^

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