Check sibling questions

Example 4 - Factorise x^2 + 8x + 16 - Chapter 14 Class 9

Get live Maths 1-on-1 Classs - Class 6 to 12


Transcript

Example 4 Factorise π‘₯^2 + 8π‘₯ + 16 π‘₯^2 + 8π‘₯ + 16 = π‘₯^2 + 8π‘₯ + 4^2 = π‘₯^2 + (2 Γ— 4 Γ— π‘₯) + 4^2 = π‘₯^2 + 4^2 + (2 Γ— 4 Γ— π‘₯) Using (π‘Ž+𝑏)^2 = π‘Ž^2+𝑏^2+2π‘Žπ‘ Here π‘Ž=π‘₯, 𝑏=4 = (〖𝒙 + πŸ’)γ€—^𝟐

Ask a doubt
Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 13 years. He provides courses for Maths, Science, Social Science, Physics, Chemistry, Computer Science at Teachoo.