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December 21, 2014

December 21, 2014

Posted by **john** on Tuesday, December 1, 2009 at 10:34pm.

- algebra -
**Reiny**, Tuesday, December 1, 2009 at 11:00pm(4b^4-3b^3+5b^2+14b-9) + (b^5+9b^3+3b^2-5b+4 + (-7b^4+b^2-4b-6)

= 4b^4 - 3b^3 + 5b^2 + 14b - 9 + b^5 + 9b^3 + 3b^2 - 5b + 4 -7b^4 - b^2 + 4b + 6

= .... collect like terms

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