5
QuizMultiple Choice

Solving Quadratic Equations: Zero Product Property

Question 5 • *Integrated Math II Full

Which function has zeros at x = 10 and x = 2?

Answer
A
f(x) = x2 – 12x + 20
B
f(x) = x2 – 20x + 12
C
f(x) = 5x2 + 40x + 60
D
f(x) = 5x2 + 60x + 100

Explanation

A function with zeros at 10 and 2 has factors (x − 10) and (x − 2). Multiplying gives (x − 10)(x − 2) = x² − 12x + 20, which matches choice A. Substituting either zero into this function gives 0.

AI-written and checked against the verified answer.

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