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Mathematics 14 Online
OpenStudy (anonymous):

Verify sinxtanx=secx-cosx Please help!

OpenStudy (xapproachesinfinity):

do we know that tanx=sinx/cosx

OpenStudy (xapproachesinfinity):

we want to use this to have what we want on the Right Hand Side

OpenStudy (xapproachesinfinity):

following...

OpenStudy (xapproachesinfinity):

hmm not interested may be

OpenStudy (xapproachesinfinity):

?

OpenStudy (anonymous):

I have all the identities for the problem but I get stuck when I get to sinx(sinx/cosx)=secx-cosx.

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