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Factorise: 14x2 + X - 3 - Mathematics

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Sum

factorise: 14x2 + x - 3 

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Solution

14x2 + x - 3 

= 14x2 + 7x - 6x - 3

= 7x (2x + 1) - 3(2x + 1)

= (2x + 1) (7x - 3)

Concept: Factorisation by Grouping
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APPEARS IN

Selina Concise Mathematics Class 8 ICSE
Chapter 13 Factorisation
Exercise 13 (D) | Q 16 | Page 161
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