plzz reply..............puzzled

Asked by  | 8th Mar, 2009, 12:42: PM

Expert Answer:

5 x ² - 6 x - 2=0

Adding and subtracting 9/5,

((5)0.5x-3/(5)0.5)= 19/5

(5)0.5x-3/(5)0.5  =+- (19/5)0.5

Hence ,x= (3/(5)0.5+- (19/5)0.5 )/(5)0.5 =(3+- (19)0.5 )/5

 

Answered by  | 8th Mar, 2009, 08:44: PM

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