Math, asked by harshilkagliwal, 11 months ago

a ^2– 5ab- 36b² factorise

Answers

Answered by prashansa15

2

Answer:

a² - 5ab - 36b² = a² - 5ab - 36b²

= a² +4ab - 9ab - 36b²

= a( a + 4b)-9b(a + 4b)

= (a - 9b) (a + 4b)

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