Factorise: X2y2 - 3xy - 40 - Mathematics

factorise: x²y² - 3xy - 40

योग

x²y² - 3xy - 40

= x²y² - 8xy + 5xy - 40

= xy (xy - 8) + 5 (xy - 8)

= (xy - 8)(xy + 5)

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Factorisation by Grouping

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अध्याय 13: Factorisation - Exercise 13 (F) [पृष्ठ १६३]

अध्याय 13 Factorisation
Exercise 13 (F) | Q 4.7 | पृष्ठ १६३

Factorise by the grouping method : ab - 2b + a² - 2a

Factorise by the grouping method : a (a -4) - a + 4

Factorise : ab(c² + d²) - a²cd - b²cd

factorise: a² +5a - 6

factorise: 2a² + 7a + 6

Factorise: 7b² - 8b + 1

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:
3ax² - 5bx² + 9az² + 6ay² - 10by² - 15bz²

Factorise the following by grouping the terms:

`"p"^2 + (1)/"p"^2 - 2 - 5"p" + (5)/"p"`