Alg 1 Graphs

From the given graph, find

The vertex ​ (a)  

Axis of symmetry ​ (b)  

• (-2,-4)

• (2, -4)

• x=-2

• x=-4

• x=2

• (2, 4)

Graph y=-3(x + 2)² + 3

and record all the necessary parts.

How many x-intercepts does parabola C have? Type a number.

This parabola opens ________ (up, down) and its lowest point is called its _______________(minimum, maximum). Put a space between your two answers and spell correctly.

• up, minimum

• down, maximum

This parabola opens _______ (up, down) and its highest point is called its _____________ (maximum, minimum). Put a space between your two answers and spell correctly.

• down, maximum

• up, minimum

What is the dotted line that splits the parabola into symmetrical parts called?

• y-axis

• axis of symmetry

• x-axis

• line of symmetry

Every parabola has exactly how many y-intercepts?

• 1

• 2

• 3

• Too many to count

The "B" parabolas have the same number of x-intercepts. How many do each of them have?

• 0

• 1

• 2

• 3

As we "read" this parabola from left to right, it is _______________ on the left of the vertex and ________________ on the right of the vertex.

• increasing, decreasing

• decreasing, increasing

As we "read" this parabola from left to right, it is ________________ on the left of the vertex and _________________ on the right of the vertex.

• increasing, decreasing

• decreasing, increasing