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Posted by on Saturday, January 19, 2013 at 8:03pm.

Simplify the rational expression in the form A/B. X^-2+X^-4. Express the final result in a single fraction using positive exponents only.

  • math - , Saturday, January 19, 2013 at 9:06pm

    x^-2+ x^-4
    = 1/x^2 + 1/x^4

    =(x^2 +1)/x^4

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