Question
Asked Jan 17, 2020
108 views

Derive the identity 1 + cot^2 θ = csc^2 θ by dividing x^2 + y^2 = r^2 by y^2 

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Expert Answer

Step 1

Given:

Trigonometry homework question answer, step 1, image 1
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Step 2

First, divide both sides of x^2+y^2=r^2 by y^2, we get:

Trigonometry homework question answer, step 2, image 1
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Step 3

The values of trigonometric functions of angle &th...

Trigonometry homework question answer, step 3, image 1
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Math

Trigonometry