For what value of k the quadratic 3x^2+2x+k=0 are real and equal?
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roots are real
So,
D=0
b^2-4ac=0
4-(4*3*k)=0
4-12k=0
-12k=-4
k=1/3
So,
D=0
b^2-4ac=0
4-(4*3*k)=0
4-12k=0
-12k=-4
k=1/3
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