Flashcard 4-1 Review

Front

What is the solution to the equation x² + 4x - 32 = 0?

Back

x = -8, 4

Front

Solve the equation 4x² + 7x - 17 = 3x² + 12x - 3.

Back

x = 7, -2

Front

What is the maximum/minimum of a parabola called?

Back

vertex

Front

How many zeros does the parabola represented by the equation x² + 4x - 32 = 0 have?

Back

2

Front

The U-Shaped curve of a quadratic equation is called a ______.

Back

parabola

Front

What is the standard form of a quadratic equation?

Back

y = ax² + bx + c

Front

What does the 'a' in the quadratic equation y = ax² + bx + c determine?

Back

The direction and width of the parabola.

Front

What is the axis of symmetry in a parabola?

Back

The vertical line that divides the parabola into two mirror-image halves.

Front

How do you find the vertex of a parabola given in standard form?

Back

Use the formula x = -b/(2a).

Front

What is the discriminant in a quadratic equation and what does it indicate?

Back

The discriminant is b² - 4ac; it indicates the number of real solutions.