SOLUTION: Simplify the rational expression.
(x^4 -4x^2-12) / (2x^2 +9x^2 +10)
Algebra.Com
Question 419610: Simplify the rational expression.
(x^4 -4x^2-12) / (2x^2 +9x^2 +10)
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
(x^4 -4x^2-12) / (2x^4 +9x^2 +10)
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(x^4 +2x^2-6x^2 -12) / (2x^4 +4x^2+5x^2 +10)
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(x^2(x^2+2)-6(x^2+2)) / (2x^2(x^2+2)+5(x^2+2))
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= [(x^2+2)(x^2-6)] / [(x^2+2)(2x^2+5)]
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= (x^2-6) / (2x^2+5)
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Cheers,
Stan H.
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