Solve by factorization

X² +(a/a+b + a+b/a)x+1 = 0

X² +(a/a+b + a+b/a)x+1

=>  X² +(a/a+b x a+b/ax + a/a+b .a+b/a)

=>  X[x+a/a+b] +a+b/a[a+a*a+b]= 0

=>  X= -a*a+b x= (-a+b/a) a+b ≠  0

 

Posted Date: 4/8/2013 3:08:56 AM | Location : United States

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