Algebra-1

Question Analysis
This question tests the student's ability to apply the quadratic formula to solve a quadratic equation. The equation given is . The discriminant in this case is zero, leading to a single repeated root.

Key Concept Explanation
The quadratic formula, , is used to find the roots of a quadratic equation. The discriminant, , determines the nature of the roots. When the discriminant is zero, the equation has one repeated real root.

Step-by-step Solution
1. Identify coefficients: , ,

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