Question

(x+3 ) (x-5)= x^2-2x+_______​

Answer 1

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Given that,

(x+2)(x+3)+(x−3)(x−2)−2x(x+1)=0

⇒x

2

+2x+3x+6+x

2

−3x−2x+6−2x

2

−2x=0

⇒2x

2

−2x

2

+5x−5x−2x+12=0

⇒−2x+12=0

⇒−2x=−12

⇒x=6