Factories
3x square + 14x + 15
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Step-by-step explanation:
Factorise : 3x² + 14x + 15
Answer :
= 3x² + 14x + 15. (multiply first term and last term which is 15 * 3)
(45. find it's two factor that if we add or subtract the answer should 14)
therefore = 3x² + 9x + 5x + 15
= 3x ( x + 3 ) + 5 ( x + 3 )
= ( x + 3 ) (3x + 5)
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