Find the sum of the roots of the equation 3x² - 7x + 2 = 0.
A7/3CORRECT
B2/3
C-7/3
D-2/3
GCEMathematicsQuadratic Equations2019
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Why the answer is A, and why the others tempt you.
For a quadratic equation ax² + bx + c = 0, the sum of roots is -b/a. Here a = 3 and b = -7, so the sum of roots = -(-7)/3 = 7/3.
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