Questions and Answers
How are the x-axis intercepts determined for the quadratic equation ax² + bx + c = 0?
By solving the equation ax² + bx + c = 0
What is the equation of the axis of symmetry for a quadratic equation ax² + bx + c = 0?
x = -\frac{b}{2a}
What is the discriminant used for in a quadratic equation ax² + bx + c = 0?
To determine the number of solutions
How can you determine the number of solutions for a quadratic equation using the discriminant A = b² - 4ac?
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What does a positive discriminant indicate for a quadratic equation ax² + bx + c = 0?
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What does a zero discriminant indicate for a quadratic equation ax² + bx + c = 0?
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What does a negative discriminant indicate for a quadratic equation ax² + bx + c = 0?
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In the context of a quadratic equation, what does the number of solutions refer to?
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