Ex 12.2, 1 (vi) - Factorise 121b^2 - 88bc + 16c^2 - Ex 12.2 - Ex 12.2

Remove Ads

Transcript

Ex 12.2, 1 Factorise the following expressions. (vi) 121𝑏^2 – 88bc + 16𝑐^2121𝑏^2 – 88bc + 16𝑐^2 = (11𝑏)^2−88𝑏𝑐+(4𝑐)^2 = (𝟏𝟏𝒃)^𝟐−𝟐 × 𝟏𝟏𝒃 × 𝟒𝒄+(𝟒𝒄)^𝟐 = (11𝑏)^2+(4𝑐)^2−2 × 11𝑏 × 4𝑐 = 〖(𝟏𝟏𝒃−𝟒𝒄)〗^𝟐

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh is an IIT Kanpur graduate and has been teaching for 16+ years. At Teachoo, he breaks down Maths, Science and Computer Science into simple steps so students understand concepts deeply and score with confidence.

Many students prefer Teachoo Black for a smooth, ad-free learning experience.