Question
Asked Oct 18, 2019

cscx-sinx=cotxcosx

When using trigonometric identitities to prove if true, can you get an equivalent answer of 1=1?

check_circleExpert Solution
Step 1

Proof:

...
1
- sin x
sinx
Cscx -sin x=
1-sin2 x
sinx
Cos x
sin x
cosx
-X COS x
sin x
(True)
cot xcosx
help_outline

Image Transcriptionclose

1 - sin x sinx Cscx -sin x= 1-sin2 x sinx Cos x sin x cosx -X COS x sin x (True) cot xcosx

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