\[\frac{{x}^{3}+5x+2{x}^{2}+10}{x+2}\]

1
Polynomial Division: Divide x3+5x+2x2+10{x}^{3}+5x+2{x}^{2}+10 by x+2x+2.

x2x^255
x+2x+2x3x^32x22x^25x5x1010
x3x^32x22x^2
5x5x1010
5x5x1010

2
Rewrite the expression using the above.
x2+5{x}^{2}+5

Done

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