Question 14 - Identify and correct errors in the sentences - Chapter 12 Class 8 Factorisation

Last updated at Dec. 16, 2024 by

Ex 14.4, 14 - Find and correct the errors (a + 4) (a + 2) = a^2 + 8

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Question 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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