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Find the zero of p(x) = 3x − 12.

Ax = 3
Bx = 4
Cx = 12
Dx = −4
Answer & Solution
Correct answer: B. x = 4
To find the zero, set p(x) = 0. 3x − 12 = 0 3x = 12 x = 12/3 = 4. Therefore the zero is x = 4 (option B).
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