The roots of the equation 3×2 – 12x + 10 = 0 are?

A. rational and unequal
B. complex
C. real and equal
D. irrational and unequal
Explanation:
The discriminant of the quadratic equation is (-12)2 – 4(3)(10) i.e., 24. As this is positive but not a perfect square, the roots are irrational and unequal.