Ex 7.1, 1 Find anti derivative of sin 2x We know that 〖 (cos⁡〖 𝑥〗 )〗^′=〖−sin〗⁡𝑥 〖 (𝐜𝐨𝐬⁡〖 𝟐𝒙〗 )〗^′=〖−𝐬𝐢𝐧〗⁡𝟐𝒙 × 𝟐 (−1)/( 2) (cos⁡〖 2𝑥〗 )^′=sin⁡2𝑥 sin⁡2𝑥=(−1)/( 2) (cos⁡2𝑥 )^′ sin⁡2𝑥=((−1)/( 2) cos⁡2𝑥 )^′ ∴ Anti derivate of 𝑠𝑖𝑛⁡2𝑥=(−𝟏)/𝟐 𝐜𝐨𝐬⁡𝟐𝒙

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Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.

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