Factorise :- 8a^3 + b^3 + 12a^2b + 6ab^2 - Mathematics

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Factorise :- 8a³ + b³ + 12a²b + 6ab²

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Solution

8a³+ b³+ 12a²b + 6ab² = (2a)³ + b³ + 3(2a)²b + 3(2a)(b)²

= (2a + b)³

= (2a + b)(2a + b)(2a + b)

Concept: Algebraic Identities

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Q 8.1 Q 7.3 Q 8.2

Chapter 2: Polynomials - Exercise 2.5 [Page 49]

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NCERT Class 9 Maths

Chapter 2 Polynomials
Exercise 2.5 | Q 8.1 | Page 49

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Factorise :- 8a^3 + b^3 + 12a^2b + 6ab^2 - Mathematics

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