Parabola Key Features

Front

Define X-intercept

Back

Where the parabola touches or intersects the x-axis.

Tags

CCSS.HSF-IF.C.7A

Front

What is the equation of the axis of symmetry?

Back

x = 0.

Front

Define Minimum

Back

The lowest y-value on the graph.

Tags

CCSS.HSA-SSE.B.3B

CCSS.HSF-IF.C.8A

Front

Define Y-intercept

Back

Where the parabola touches or intersects the y-axis.

Tags

CCSS.HSF-IF.C.7A

Front

Identify the vertex of the parabola at (-1,-9), (0,-8), (-4,0), (0,0)

Back

(-1,-9)

Front

What is the standard form of a parabola?

Back

y = ax^2 + bx + c.

Front

What does the 'a' value in the parabola equation indicate?

Back

The direction of the parabola (upward if a > 0, downward if a < 0).

Tags

CCSS.HSF-IF.C.7A

Front

What is the vertex of a parabola?

Back

The highest or lowest point on the graph.

Front

How do you find the axis of symmetry from the vertex?

Back

The axis of symmetry is the vertical line that passes through the vertex.

Front

What is the significance of the discriminant in a quadratic equation?

Back

It determines the number of real roots (solutions) of the equation.

Tags

CCSS.HSA-REI.B.4B