Q. Which of the following quadratic equations has real roots?
A) 3x2 - 2x + 6 = 0
B) 4x2 - 9x + 6 = 0
C) x2 - 2x + 2 = 0
D) 2x2 - 7x + 6 = 0
✔ Correct Answer: 2x2 - 7x + 6 = 0
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