Subscribe to our Youtube Channel - https://www.youtube.com/channel/UCZBx269Tl5Os5NHlSbVX4Kg
Ex 7.2, 26 - Chapter 7 Class 12 Integrals
Last updated at Dec. 20, 2019 by Teachoo
Transcript
Ex 7.2, 26 Integrate the function cosβ‘βπ₯/βπ₯ Let βπ₯=π‘ Differentiating both sides π€.π.π‘.π₯ (1/2) π₯^(1/2 β 1)= ππ‘/ππ₯ 1/2. π₯^(β 1/2)= ππ‘/ππ₯ 1/(2βπ₯) = ππ‘/ππ₯ ππ₯ =2βπ₯ . ππ‘ ππ₯ =2π‘ . ππ‘ Integrating the function β«1βγ" " cosβ‘βπ₯/βπ₯ " " γ. ππ₯ Putting βπ₯=π‘ & ππ₯=2π‘ . ππ‘ = β«1βγ" " cosβ‘π‘/π‘γ. 2π‘ . ππ‘ = β«1βγ" " 2 cosβ‘π‘ γ. ππ‘ = 2β«1βcosβ‘π‘ . ππ‘ = 2 sinβ‘π‘+πΆ = π πππβ‘βπ+πͺ (ππ πππ π‘=βπ₯)
Ex 7.2
Ex 7.2, 1
Ex 7.2, 2
Ex 7.2, 3 Important
Ex 7.2, 4
Ex 7.2, 5
Ex 7.2, 6
Ex 7.2, 7 Important
Ex 7.2, 8
Ex 7.2, 9
Ex 7.2, 10
Ex 7.2, 11 Important
Ex 7.2, 12
Ex 7.2, 13
Ex 7.2, 14 Important
Ex 7.2, 15
Ex 7.2, 16
Ex 7.2, 17
Ex 7.2, 18
Ex 7.2, 19 Important
Ex 7.2, 20 Important
Ex 7.2, 21
Ex 7.2, 22
Ex 7.2, 23
Ex 7.2, 24
Ex 7.2, 25
Ex 7.2, 26 Important You are here
Ex 7.2, 27
Ex 7.2, 28
Ex 7.2, 29
Ex 7.2, 30
Ex 7.2, 31
Ex 7.2, 32 Important
Ex 7.2, 33 Important
Ex 7.2, 34 Important
Ex 7.2, 35
Ex 7.2, 36 Important
Ex 7.2, 37 Important
Ex 7.2, 38 Important
Ex 7.2, 39 Important
About the Author
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 9 years. He provides courses for Maths and Science at Teachoo.