8/28 Warm-Up

Multiple Choice

All Quadratic Functions have a ________________

• Common Ratio

• Common 1st Difference

• Common 2nd Difference

• None of these

Multiple Choice

All Linear Functions have a __________________.

• Common 1st Difference

• Common Ratio

• Common 2nd Difference

• There's no way to tell

Multiple Choice

All Exponential Functions have a ________________.

• Common Ratio

• Common 1st Difference

• Common 2nd Difference

• None of these

Multiple Choice

What type of function does this equation represent? 
$$f\left(x\right)=3x+1$$

• Linear Function

• Quadratic Function

• Exponential Function

• Not a Function

Multiple Choice

What type of function does this equation represent?
$$f\left(x\right)=4x^2-2x+1$$  

• Linear Function

• Quadratic Function

• Exponential Function

• Not a Function

Multiple Choice

What type of function does this equation represent?
$$Y=4\left(\frac{1}{2}\right)^x$$  

• Linear Function

• Quadratic Function 

• Exponential Function

• Not a Function

Multiple Choice

What type of function does this table represent?

• Linear Function

• Exponential Function

• Quadratic Function

Multiple Choice

What type of function is this?

• Linear Function

• Quadratic Function

• Exponential Function

• Not a Function

Multiple Choice

What type of function does this table represent?

• Linear Function

• Exponential Function

• Quadratic Function

• Not a Function

Quadratic Graphs

• The graph of a quadratic function is called a parabola.

• The center of a parabola is called its vertex.

The "turning point" or VERTEX of a parabola is the highest/lowest point of the graph.

Multiple Choice

Identify the vertex

• (-1,-9)

• (0,-8)

• (-4,0)

• (0,0)

Multiple Choice

What is the vertex of this parabola?  

• (-2, 4)

• (2, 4)

• (4, -2)

• (-4, -2)

Multiple Choice

What is the vertex of the parabola?

• (0, 3)

• (3, -6)

• (1, 10)

• (4, -5)

Multiple Choice

What is the vertex of the parabola?

• (-2,1)

• (-2, 1)

• (2, -1)

• (2, -1)