Question

express cot thetha and cosec theta in terms of cos theta
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Answer 1

Answer:

cot thetha is cos/sin

which equals to cos/(1-cos^2)^1/2

(because sin thetha=(1-sin^2 )^1/2]

Now.

cosec thetha is 1/sin thetha

which equals to 1/[1-cos^2]^1/2

x^1/2 means root of x.

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