How can I simplyfy this:

4x(x+3)+4x2+x

and this:

c2 X 4cb

and this:

-9z(z3 - 4z+5)

Thank you!!!!!!!!!!!!

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- February 2nd 2009, 10:38 AMShandy[SOLVED] Expanding brackets and Simplyfying
How can I simplyfy this:

4x(x+3)+4x2+x

and this:

c2 X 4cb

and this:

-9z(z3 - 4z+5)

Thank you!!!!!!!!!!!! - February 2nd 2009, 10:45 AMtopher0805
- February 2nd 2009, 10:49 AMmasters