Math Flashcard

Math Flashcard

Assessment

Flashcard

Mathematics

Professional Development

Hard

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15 questions

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1.

FLASHCARD QUESTION

Front

What is the standard form of a quadratic equation?

Back

The standard form of a quadratic equation is ax² + bx + c = 0, where a, b, and c are constants and a ≠ 0.

2.

FLASHCARD QUESTION

Front

What are the roots of the quadratic equation q² + 14q + 48?

Back

The roots of the quadratic equation q² + 14q + 48 are (-6, -8).

3.

FLASHCARD QUESTION

Front

How do you find the roots of a quadratic equation using factoring?

Back

To find the roots using factoring, express the quadratic in the form (q - r1)(q - r2) = 0, where r1 and r2 are the roots.

4.

FLASHCARD QUESTION

Front

What is the quadratic formula?

Back

The quadratic formula is q = (-b ± √(b² - 4ac)) / (2a), used to find the roots of a quadratic equation.

5.

FLASHCARD QUESTION

Front

What does the discriminant of a quadratic equation indicate?

Back

The discriminant (b² - 4ac) indicates the nature of the roots: if > 0, two real roots; if = 0, one real root; if < 0, no real roots.

6.

FLASHCARD QUESTION

Front

What is the vertex of a parabola represented by a quadratic equation?

Back

The vertex of a parabola represented by a quadratic equation y = ax² + bx + c is at the point (-b/(2a), f(-b/(2a))).

7.

FLASHCARD QUESTION

Front

What is the axis of symmetry in a quadratic function?

Back

The axis of symmetry is a vertical line that divides the parabola into two mirror images, given by the equation x = -b/(2a).

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