Evaluate
\frac{9x^{2}+10x+8}{x\left(x^{3}+2x^{2}-12\right)}
Expand
\frac{9x^{2}+10x+8}{x^{4}+2x^{3}-12x}
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\frac{9x^{2}+10x+8}{x^{4}+2x^{3}-12x}
Combine -4x and -8x to get -12x.
\frac{9x^{2}+10x+8}{x^{4}+2x^{3}-12x}
Combine -4x and -8x to get -12x.
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