Example 4 - Chapter 14 Class 8 Factorisation

Last updated at Dec. 26, 2018 by Teachoo

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

Transcript

Example 4 Factorise 𝑥^2 + 8𝑥 + 16 𝑥^2 + 8𝑥 + 16 = 𝑥^2 + 8𝑥 + 4^2 = 𝑥^2 + (2 × 4 × 𝑥) + 4^2 = 𝑥^2 + 4^2 + (2 × 4 × 𝑥) Using (𝑎+𝑏)^2 = 𝑎^2+𝑏^2+2𝑎𝑏 Here 𝑎=𝑥, 𝑏=4 = (〖𝒙 + 𝟒)〗^𝟐

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Chapter 14 Class 8 Factorisation

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Ex 14.1
Ex 14.2
Ex 14.3
Ex 14.4
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