Ex 5.2, 8
Last updated at Dec. 8, 2016 by Teachoo
Transcript
Ex 5.2, 8 Differentiate the functions with respect to 𝑥 cos 𝑥 Let 𝑦 = cos 𝑥 We need to find derivative of 𝑦 𝑤.𝑟.𝑡.𝑥 i.e. 𝑦′ = cos 𝑥′ 𝑑𝑦𝑑𝑥 = 𝑑 cos 𝑥𝑑𝑥 = −sin 𝑥 . 𝑑 𝑥𝑑𝑥 = −sin 𝑥 . 12 𝑥 = − 𝐬𝐢𝐧 𝒙𝟐 𝒙
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Davneet Singh
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