Characterize the roots of the following quadratic equations using the descriminant.
6a²-ax+2=0
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for real and equal roots
Discriminant=0
D=0
B²-4AC =0
on comparing this eq with standard form of quadratic equation Ax²+Bx+C =0
we get ,
A = 6 , B= a ,C= 2
D= a²-4×6×2 = 0
a² -48 = 0
a² =48
a= √48
a=4√3
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