Secx-cosx/tanx=___? Explain pls ...?

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asked Apr 20, 2017 63.5k views

1 vote

Secx-cosx/tanx=___? Explain pls ...?

Mathematics
high-school

Mahendra asked

by Mahendra

7.5k points

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1 Answer

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$(secx- cos x)/(tan x)= \\ = ( (1)/(cos x) -cos x)/( (sinx)/(cos x))= \\ = ( (1-cos ^(2) x)/(cos x) )/( (sinx)/(cos x) )= \\ = (sin ^(2) x)/(sin x)=$
= sin x

Dfritsi answered Apr 26, 2017

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