Learn in your speed, with individual attention - Teachoo Maths 1-on-1 Class
Integration by specific formulaes - Formula 4
Integration by specific formulaes - Formula 4
Last updated at May 29, 2023 by Teachoo
Example 9 Find the following integrals: (iii) 𝑑𝑥 5 𝑥2 − 2𝑥 𝑑𝑥 5 𝑥2 − 2𝑥 = 𝑑𝑥 5 𝑥2 − 25𝑥 = 𝑑𝑥 5 𝑥2 − 2 𝑥 15 = 𝑑𝑥 5 𝑥2 − 2 𝑥 15 + 152− 152 = 𝑑𝑥 5 𝑥 − 152− 152 = 𝑑𝑥 5 𝑥 − 152− 152 = 𝑑𝑥 5 𝑥 − 152− 152 = 1 5 𝑙𝑜𝑔 𝑥− 15+ 𝑥− 152− 152+𝐶1 = 1 5𝑙𝑜𝑔 𝑥− 15+ 𝑥− 152− 152+ 𝐶1 5 = 1 5𝑙𝑜𝑔 𝑥− 15+ 𝑥2+ 152−2 𝑥 15− 152+𝐶 = 1 5𝑙𝑜𝑔 𝑥− 15+ 𝑥2− 2𝑥5+𝐶