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Ex 9.5, 1 - Chapter 9 Class 8 Algebraic Expressions and Identities - Part 6

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Ex 9.5, 1 Use a suitable identity to get each of the following products. (vi) (π‘Ž^2+𝑏^2 ) (βˆ’π‘Ž^2+𝑏^2 ) (π‘Ž^2+𝑏^2 ) (βˆ’π‘Ž^2+𝑏^2 ) = (𝑏^2+π‘Ž^2 ) (𝑏^2βˆ’π‘Ž^2 ) = (𝑏^2 )^2βˆ’ (π‘Ž^2 )^2 = 𝑏^(2 Γ— 2)βˆ’π‘Ž^(2 Γ— 2) = 𝒃^πŸ’βˆ’π’‚^πŸ’

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