Factorise: 2a2 - 17ab + 26b2

factorise: 2a² - 17ab + 26b²

Sum

2a² - 17ab + 26b²

= 2a² - 13ab - 4ab + 26b²

= a(2a - 13b) - 2b(2a - 13b)

= (2a - 13b) (a - 2b)

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Factorisation by Grouping

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Chapter 13: Factorisation - Exercise 13 (D) [Page 161]

Chapter 13 Factorisation
Exercise 13 (D) | Q 13 | Page 161

Factorise : xy - ay - ax + a² + bx - ab

Factorise : x² - (b - 2)x - 2b

factorise: x² + 5xy + 4y²

factorise: a² − 3a − 40

factorise: a² - 23a + 42

factorise: 5x² - 4xy - 12y²

Factorise the following by grouping the terms:
9 + 3xy + x²y + 3x

Factorise the following by grouping the terms:
2m³ - 5n² - 5m²n + 2mn

Factorise the following by grouping the terms:
x + y + m(x + y)

Factorise the following by grouping the terms:

`(1)/(25x^2) + 16x^2 + (8)/(5) - 12x - (3)/(5x)`