Find the zeros of the quadratic polynomial .
Answer
and
The correct answer is and — Solve each equation: and .
Step-by-step solution
- Set the polynomial equal to zero: .
- Factor the quadratic: .
- Apply the Zero Product Property: or .
- Solve each equation: and .
Common mistake: Incorrect factorisation, e.g., using which does not expand to the given polynomial.
Concept tested: Finding zeros of a quadratic
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