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-   -   Factor & simplify (https://www.askmehelpdesk.com/showthread.php?t=215907)

  • May 14, 2008, 10:51 AM
    dejalisco5
    factor & simplify
    1+2 tan^2 x + tan^4 x
  • May 14, 2008, 10:59 AM
    galactus
    Let . Make the substitution and you have a quadratic you can factor.

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