Question

(factories)plz tell​

Answer 1

x^2 + 9x +18 =0

By middle term splitting

x^2 +(6+3)x +18 =0

x^2 +6x+3x +18=0

x(x+6) + 3(x+6)=0

(x+3)(x+6)=0

Answer 2

x^2 + 9x +18

= x^2 + 6x + 3x + 18 ... ( by splitting

middle term)

= x ( x+6) +3 ( x+6 )

= ( x+6 ) ( x+3 )

Hope it helps......

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