Find the root of the equation 5x² - 6x - 2 = 0 by the completing the square method
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5x2 -6x -2 =0
x2 -6/5 x -2/5 =0
x2 -6/5x +(6/10)2 -(6/10)2 -2/5 =0
(x-6/10)2 - 36/100 -2/5 =0
(x-6/10)2 - 36 - 40 /100 =0
(x-6/10)2 - 76/100 =0
(x-6/10)2 -(root76/10)2 =0
(x-6/10 +root76/10) (x-6/10 -root76/10) =0
=> x = (6-root76) /10 and x = (6+root76) /10
hope this answer will help you
x2 -6/5 x -2/5 =0
x2 -6/5x +(6/10)2 -(6/10)2 -2/5 =0
(x-6/10)2 - 36/100 -2/5 =0
(x-6/10)2 - 36 - 40 /100 =0
(x-6/10)2 - 76/100 =0
(x-6/10)2 -(root76/10)2 =0
(x-6/10 +root76/10) (x-6/10 -root76/10) =0
=> x = (6-root76) /10 and x = (6+root76) /10
hope this answer will help you
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