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Multiply the binomials. (2x + 5) and (4x − 3) - Mathematics

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Question

Multiply the binomials.

(2x + 5) and (4x − 3)

Sum
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Solution

(2x + 5) × (4x − 3)

= 2x × (4x − 3) + 5 × (4x − 3)

= 8x2 − 6x + 20x − 15

= 8x2 + 14x − 15 (By adding like terms)

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Chapter 9: Algebraic Expressions and Identities - Exercise 9.4 [Page 148]

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NCERT Mathematics [English] Class 8
Chapter 9 Algebraic Expressions and Identities
Exercise 9.4 | Q 1.1 | Page 148
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