Ex 7.8, 9 - Chapter 7 Class 12 Integrals
Last updated at Dec. 16, 2024 by Teachoo
Definite Integration - By Formulae
Example 27 (i)
Ex 7.8, 3
Ex 7.8, 6
Ex 7.8, 2
Misc 28
Ex 7.8, 4 Important
Ex 7.8, 5
Ex 7.8, 7
Ex 7.8, 8 Important
Ex 7.8, 17 Important
Ex 7.8, 12
Ex 7.8, 18
Misc 35
Misc 36 Important
Ex 7.9, 2 Important
Ex 7.8, 20 Important
Ex 7.8, 9 You are here
Ex 7.8, 10
Ex 7.8, 21 (MCQ) Important
Ex 7.8, 22 (MCQ)
Ex 7.8, 14 Important
Ex 7.8, 19 Important
Ex 7.9, 10 (MCQ) Important
Ex 7.9, 8
Misc 33
Misc 37
Ex 7.9, 3 Important
Definite Integration - By Formulae
Last updated at Dec. 16, 2024 by Teachoo
Ex 7.8, 9 โซ_0^1โ๐๐ฅ/โ(1โ๐ฅ2) Step 1 :- Let F(๐ฅ)=โซ1โ๐๐ฅ/โ(1 โ ๐ฅ^2 ) =โซ1โ๐๐ฅ/โ(1^2 โ ๐ฅ^2 ) =sin^(โ1)โกใ๐ฅ/1ใ =๐ ๐๐^(โ1) ๐ฅ Hence F(๐ฅ)=๐ ๐๐^(โ1) ๐ฅ Step 2 :- โซ_0^1โใ๐๐ฅ/โ(1 โ ๐ฅ^2 )=๐น(1)โ๐น(0) ใ =๐ ๐๐^(โ1) (1)โ๐ ๐๐^(โ1) (0) =๐/2โ0 =๐/2