Send the following on WhatsApp
Continue to ChatEx 7.3, 18 - Chapter 7 Class 12 Integrals https://teachoo.com//4991/1283/Ex-7.3--18---Integrate-cos-2x---2-sin2-x---cos2-x-dx/category/Integration-using-trigo-identities---2x-formulae/
Ex 7.3, 18 - Chapter 7 Class 12 Integrals https://teachoo.com//4991/1283/Ex-7.3--18---Integrate-cos-2x---2-sin2-x---cos2-x-dx/category/Integration-using-trigo-identities---2x-formulae/