Example 6 - Factorise 49p^2 - 36 - Chapter 14 Class 9 NCERT Book

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Example 6 Factorise 49𝑝^2 – 36 49𝑝^2 – 36 = 〖(7𝑝)〗^2 −6^2 Using 𝑎^2−𝑏^2 = (𝑎+𝑏) (𝑎−𝑏) Here 𝑎=7𝑝, 𝑏=6 = (𝟕𝒑+𝟔) (𝟕𝒑 −𝟔)

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