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September 28, 2016
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math
Posted by
Anonymous,
on
Tuesday, August 19, 2008
at 11:39pm.
simplify: (7 x^3 - 2 x^2 + 3)+ (x^2 -x - 5) i got 7x3 - 2x2 - x- 2. if not correct keep it simple please thank u
math -
Damon
, Tuesday, August 19, 2008 at 11:43pm
- 2 x^2 + x^2 = - x^2, not -2x^2
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