Find the roots of the equation 5x²-30x-2=0 by the method of completing the square.
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let 5x*2-30x-2=O be equation first
on comparing the first eq with ax*2+bx+c=O weget a=5
b=-30
c=-2
now using formula x=-b+-√(b*2-4ac)/2a
x= 30+-√(900+40)/10
=30+-√(940)/10
=(30+-30.65)/10
now solve it and find the value of x
on comparing the first eq with ax*2+bx+c=O weget a=5
b=-30
c=-2
now using formula x=-b+-√(b*2-4ac)/2a
x= 30+-√(900+40)/10
=30+-√(940)/10
=(30+-30.65)/10
now solve it and find the value of x
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