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Mathematics 17 Online
OpenStudy (anonymous):

Verify the following identity: sec(x)-sin(x)tan(x) = cos(x) Please include steps! :/ Thank you!

OpenStudy (anonymous):

secx-sinxtanx=1/cosx-sinx*sinx/cosx, 1-sin^(2)x/cosx, cos^(2)x/cosx=cosx

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