Ex 14.4, 14 - Chapter 14 Class 8 Factorisation

Last updated at Dec. 26, 2018 by Teachoo

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Ex 14.4, 14 Find and correct the errors in the following mathematical statements. (a + 4) (a + 2) = 𝑎^2 + 8 Solving L.H.S : (a + 4) (a + 2) = a (a + 2) + 4 (a + 2) = (a × a) + (a × 2) + (4 × a) + (4 × 2) = 𝑎^2 + 2a + 4a + 8 = 𝑎^2 + 6a + 8 ∴ (a + 4) (a + 2) = 𝒂^𝟐 + 6a + 8 is the correct statement.

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Chapter 14 Class 8 Factorisation

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