Find the roots of x² − 6x + 8 = 0:
Ax = 2, 4CORRECT
Bx = 1, 8
Cx = −2, −4
Dx = 4, 8
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Why the answer is A, and why the others tempt you.
(x − 2)(x − 4) = 0 → x = 2 or 4.
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