It is difficult to differentiate cot x and cosec x directly. You need to change to a form where you can differentiate cot x = and cosec x = .

Use chain rule to differentiate the equation. Don’t forget to differentiate tan x to and sin x to

Additional Math and Combine Science (Physics/ Chemistry) Tuition at Woodlands, Choa Chu Kang, Yew Tee, Sembawang and Yishun.

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