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Evaluate: (3x - 2y)(4x + 3y) - Mathematics

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Question

Evaluate: (3x - 2y)(4x + 3y)

Sum

Solution

(3x - 2y)(4x + 3y)

= 3x (4x + 3y) - 2y (4x + 3y)

= 12x2 + 9xy - 8xy - 6y2 

= 12x2 + xy - 6y2 

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Performs Operations (Addition and Subtraction) on Algebraic Expressions with Integral Coefficients Only.
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Chapter 11: Fundamental Concepts (Including Fundamental Operations) - Exercise 11 (C)

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Selina Concise Mathematics [English] Class 7 ICSE
Chapter 11 Fundamental Concepts (Including Fundamental Operations)
Exercise 11 (C) | Q 5.1
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