Factorise x²+14x+40 by factor theorem

1.	Factorise x²+14x+40 by factor theorem
Answer» x^2+(10x+4x)+40x^2+10x+4x+40x(x+10)+4(x+10)(x+4)(x+10) x²+14x+40=\xa0x²+10x + 4x+40= x (x + 10) + 4 ( x+ 10)= (x + 4) (x +10)

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