algebra/trignometry

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Verify that each trigonometric equation is an identity tan^2+1/sec α =sec α

  • algebra/trignometry -

    Please check with your previous post before re-posting the same question.

    http://www.jiskha.com/display.cgi?id=1310559328

  • algebra/trignometry -

    x=-16 ,y=17 when x squared -4y squared

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