Question
Asked Jun 12, 2019
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Verify identity:

sinx/1+tanx=cosx/1+cotx

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Expert Answer

Step 1

To prove sinx/1+tanx=cosx/1+cotx.

The given equation is,

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sinx cos x 1tan x 1cotx 1cot x

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Step 2

Solve left hand side.

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sin x sin x sin x 1+ 1 tanx cos x sin x cos.xsinx cosx cos.rsinx -(1) cosxsin

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Step 3

Solve right han...

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cos.x cos x 1+cotx cOsx 1 sin x cos x sin xcosx sinx cos x sin x (2) sinr cos.x

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Tagged in

Math

Trigonometry