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Square Root and Cube Root
Which of the following equations has 3 as a root?
x2 - 7x + 12 = 0
x2 - 5x + 12 = 0
x2 + 3x + 12 = 0
x2 + 3x - 12 = 0
Correct Answer:
x2 - 7x + 12 = 0
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