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Factorize it.x2 - 21x + 90please help .!!​

Answer»

-STEP EXPLANATION:x2 - 21x + 90= x2 - (15+6)x + 90= x2 - 15x - 6X + 90=x (x - 15) - 6 (x - 15)= (x - 15) (x - 6)Hope it will HELP......



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