Factorise: A2 - 3a - 40 - Mathematics

Factorise : a² - 3a - 40

Sum

a² - 3a - 40
= a² - 8a + 5a - 40
= a( a - 8 ) + 5( a - 8 )
= ( a - 8 )( a + 5 )

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Chapter 5: Factorisation - Exercise 5 (B) [Page 71]

Chapter 5 Factorisation
Exercise 5 (B) | Q 2 | Page 71

Factorise.

20x²− 26x + 8

Factorise : 3 - a (4 + 7a)

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