SOLUTION: divide x^3+2x^2+x+12 over x+3 A) x^2+x-4 B) X^2-x-4 C) X^2-x+4 D) X^+x+4

Algebra ->  Polynomials-and-rational-expressions -> SOLUTION: divide x^3+2x^2+x+12 over x+3 A) x^2+x-4 B) X^2-x-4 C) X^2-x+4 D) X^+x+4      Log On


   

Question 85270: divide
x^3+2x^2+x+12
over
x+3
A) x^2+x-4
B) X^2-x-4
C) X^2-x+4
D) X^+x+4
Answer by scianci(186) About Me  (Show Source):
You can put this solution on YOUR website!
This can be done using synthetic division:
-3 1 2 1 12
________ -3 __3___-12_________
1 -1 4
The answer is x%5E2+-+x+%2B+4 ; choice B