Ex 12.2, 2 (i) - Chapter 12 Class 8 Factorisation

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Ex 12.2, 2 Factorise. (i) 4𝑝^2 – 9𝑞^24𝑝^2 – 9𝑞^2 = (2𝑝)^2−(3𝑞)^2 Using 𝒂^𝟐−𝒃^𝟐=(𝑎+𝑏)(𝑎−𝑏) Here 𝑎=2𝑝 and 𝑏=3𝑞 = (𝟐𝒑+𝟑𝒒) (𝟐𝒑−𝟑𝒒)

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