Patrick B. answered 01/19/19
Math and computer tutor/teacher
3x^2 - 8x + 19
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x+2 | 3x^3 - 2x^2 + 3x + 3
3x^3 + 6x^2
----------------------------
-8x^2 + 3x
-8x^2 - 16x
--------------
19x + 3
19x + 38
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-35
CHECK:
(x+2)(3x^2 - 8x + 19) =
3x^3 - 8x^2 + 19x
+ 6x^2 - 16x + 38 - 35