1. Chapter 7 Class 12 Integrals
  2. Serial order wise
  3. Ex 7.4
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Ex 7.4, 3 - Chapter 7 Class 12 Integrals

Last updated at Dec. 16, 2024 by Teachoo

Transcript

Ex 7.4, 3 1/โˆš((2 โˆ’ ๐‘ฅ)^2 + 1) Let 2โˆ’๐‘ฅ=๐‘ก Diff both sides w.r.t. x 0โˆ’1=๐‘‘๐‘ก/๐‘‘๐‘ฅ ๐‘‘๐‘ฅ=โˆ’๐‘‘๐‘ก Integrating the function ๐‘ค.๐‘Ÿ.๐‘ก.๐‘ฅ โˆซ1โ–’1/โˆš((2 โˆ’ ๐‘ฅ)^2 + 1) ๐‘‘๐‘ฅ Put the Values of 2โˆ’๐‘ฅ=๐‘ก and ๐‘‘๐‘ฅ=โˆ’๐‘‘๐‘ก =โˆซ1โ–’(โˆ’๐‘‘๐‘ก)/โˆš(๐‘ก^2 + 1) =โˆ’โˆซ1โ–’๐‘‘๐‘ก/โˆš(๐‘ก^2 +(1)^2 ) =โˆ’logโก|๐‘ก+โˆš(๐‘ก^2+1) |+๐ถ =logโกใ€–|๐‘ก+โˆš(๐‘ก^2+1) |^(โˆ’1) ใ€—+๐ถ =logโกใ€–1/|๐‘ก + โˆš(๐‘ก^2 + 1) | ใ€— +๐ถ =logโกใ€–1/|2 โˆ’ ๐‘ฅ + โˆš((2 โˆ’ ๐‘ฅ)^2 + 1) | ใ€— +๐ถ =logโกใ€–1/|2 โˆ’ ๐‘ฅ + โˆš(ใ€–4 + ๐‘ฅใ€—^2 โˆ’ 4๐‘ฅ + 1) | ใ€— +๐ถ =๐’๐’๐’ˆโกใ€–๐Ÿ/|๐Ÿ โˆ’ ๐’™ + โˆš(๐’™^๐Ÿ โˆ’ ๐Ÿ’๐’™ + ๐Ÿ“) | ใ€— +๐‘ช

  1. Chapter 7 Class 12 Integrals
  2. Serial order wise

    3. Ex 7.4

    Ex 7.5 →
Ex 7.5 →
Chapter 7 Class 12 Integrals
Serial order wise

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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 14 years. He provides courses for Maths, Science and Computer Science at Teachoo