Ex 7.2, 26 - Chapter 7 Class 12 Integrals (Term 2)
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 10 years. He provides courses for Maths and Science at Teachoo.