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Questions and Answers
What is the vertex form of a quadratic equation?
What is the vertex form of a quadratic equation?
- $y = a(x + h)^2 + k$
- $y = (x - h)^2 + k$
- $y = (x + h)^2 + k$
- $y = a(x - h)^2 + k$ (correct)
What is the discriminant of the quadratic equation $ax^2 + bx + c = 0$?
What is the discriminant of the quadratic equation $ax^2 + bx + c = 0$?
- $b^2 + 4ac$
- $b^2 - 4ac$ (correct)
- $b^2 + 2ac$
- $b^2 - 2ac$
What is the standard form of a quadratic equation?
What is the standard form of a quadratic equation?
- $y = ax^2 + bx + c$ (correct)
- $y = ax^3 + bx^2 + c$
- $y = a^2x + bx + c$
- $y = a^2x^2 + bx + c$
