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Construct a quadratic whose zeroes are 2 and −7.

Ax² + 5x − 14
Bx² + 5x + 14
Cx² − 5x + 14
Dx² − 5x − 14
Answer & Solution
Correct answer: A. x² + 5x − 14
Sum = 2 + (−7) = −5; product = 2 × (−7) = −14. Quadratic = x² − (−5)x + (−14) = x² + 5x − 14.
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