Posted by Bliss on Sunday, April 7, 2013 at 2:27am.
simplify 2xcubed+3x+5 divided by x+1. i am finding 2x squared3x5 and the book says 2xsquared2x+5.please help am stuck

math  Steve, Sunday, April 7, 2013 at 1:04pm
2x^3+3x+5 = (x+1)(2x^22x+5)
The book is correct.
You could easily have verified this by multiplying the alleged factors, and then checking to see where you went wrong.
Since you did not post your work, it's hard to say why you ended up where you did. Most probably a +/ sign mistake.
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