24a square -54b spuare factorise please
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24 a² - 54 b²
taking 6 as common,
= 6 ( 4a² - 9b² )
since, we know that ,
a² - b² = (a+b) (a-b)
so, using above identity,
= 6 {(2a)² - (3b)² }
= 6 (2a + 3b)(2a-3b) .....answer
taking 6 as common,
= 6 ( 4a² - 9b² )
since, we know that ,
a² - b² = (a+b) (a-b)
so, using above identity,
= 6 {(2a)² - (3b)² }
= 6 (2a + 3b)(2a-3b) .....answer
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