Answer
$5x^2-13+\frac{x+27}{x^2+2}$
Work Step by Step
We use the long division as be shown in the figure below.
Checking:
$$
(x^2+2)(5x^2-13)+x+27\\
=5x^4-13x^2+10x^2-26+x+27\\
=5x^4-3x^2+ x+1
$$
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