Ex 8.4, 1 (vi) - Chapter 8 Class 8 Algebraic Expressions and Identities

Last updated at December 16, 2024 by

Ex 8.4, 1 (vi) - Multiply (3/4 a^2 + 3 b^2) and 4 (a^2 - 2/3 b^2) - Ex 8.4

part 2 - Ex 8.4, 1 (vi) - Ex 8.4 - Serial order wise - Chapter 8 Class 8 Algebraic Expressions and Identities

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Ex 8.4, 1 Multiply the binomials. (vi) (3/4 š‘Ž^2+3š‘^2 ) and 4(š‘Ž^2āˆ’2/3 š‘^2 ) (3/4 š‘Ž^2+3š‘^2 )Ɨ4(š‘Ž^2āˆ’2/3 š‘^2 ) = (3/4 š‘Ž^2+3š‘^2 )Ɨ[(4Ɨš‘Ž^2 )āˆ’(4Ɨ2/3 š‘^2 )] = (3/4 š‘Ž^2+3š‘^2 )Ɨ(4š‘Ž^2āˆ’8/3 š‘^2 ) = 3/4 š‘Ž^2 (4š‘Ž^2āˆ’8/3 š‘^2 )+3š‘^2 (4š‘Ž^2āˆ’8/3 š‘^2 ) = (šŸ‘/šŸ’ š’‚^šŸ Ɨ šŸ’š’‚^šŸ )āˆ’(šŸ‘/šŸ’ š’‚^šŸĆ—šŸ–/šŸ‘ š’ƒ^šŸ )+(šŸ‘š’ƒ^šŸĆ—šŸ’š’‚^šŸ )āˆ’(šŸ‘š’ƒ^šŸĆ—šŸ–/šŸ‘ š’ƒ^šŸ ) = 3š‘Ž^4āˆ’2š‘Ž^2 š‘^2+12š‘^2 š‘Ž^2āˆ’8š‘^4

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