Simplify the expression secx/sinx - sinx/cosx

Globokim8 2020-11-01 Answered
Simplify the expression secxsinxsinxcosx
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Expert Answer

Sally Cresswell
Answered 2020-11-02 Author has 91 answers
secx=1cosx
1cosxsinxcosxsinx
1cosxcosxsinx
1cosxcos2xcosxsinx
1cos2xcosxsinx
cos2x+sin2x=1sin2x=1cos2x
sin2xcosxsinx(sin2xcosx)(1sinx)
=sin2xsinxcosx
sinxcosx=tanx
=tanx
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