Is This a Quadratic Function

• -3, 4
• 3, 4
• -4, -3
• -3

Convert to vertex form:
f(x) = x² + 10x + 24

• f(x) = ( x - 5 )² + 1

• f(x) = ( x + 5 )² - 1

• f(x) = ( x - 5 )² - 1

• f(x) = ( x + 5 )² + 1

Does this graph have a maximum or minimum

• maximum

• minimum

• none

What is the vertex?

• (1,1)

• (1,-4)

• (0,0)

Does this quadratic function have a maximum or minimum? What is the vertex? n^2-2n-3

• max, (1,-4)

• min (1, 4)

• min (2, 3)

• min,  (1, -4)

Where does the graph cross the x-axis?

• (-1,0) and (3,0)

• (0,-3)

• (0,0)

• (1.0)(0,3)

How many zeros does this parabola have? 

• 3

• 2

• 0

• 1

Does the following quadratic equation have a maximum or minimum value? How can you tell?
y=x²+2x-3

• Minimum value, because the a value is positive

• Maximum value, because the b value is positive

• Maximum value, because the a value is positive

• Minimum value, because the c value is negative

Find the y-intercept of f(x) = 2x²-2x + 1

• 2

• -2

• 1

• -1

How many solutions does this graph have?

• one

• two

• no solutions

• cannot be determined