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January 26, 2015

January 26, 2015

Posted by **carol** on Monday, December 6, 2010 at 8:57pm.

sin^2x+cos^2x+sec^2x -tan^2x+csc^2x-cot^2x

- math trig. needs help -
**PsyDAG**, Tuesday, December 7, 2010 at 10:29pmIndicate your subject accurately in the "School Subject" box, so those with expertise in the area will respond to the question.

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