Quadratic Function Characteristics

Find the axis of symmetry for
f(x) = x²- 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

Which of the following is the vertex of the graph of the equation
y= -x²+2x+3?

• (0,3)
• (-1,0)
• (1,4)
• (3,0)

What is the y intercept for the equation:
y = -8x² + 3x - 7

• (0, -8)
• (0, 3)
• (-8, -7)
• (0, -7)

Find the zeros for
f(x) = x²- 8x + 15.

• 3 and 5

• -8 and 15

• 2 and -4

• -1 and -15

Does the equation open or or down? 
Y = -3x² +7x - 2

• up
• down

If the discriminant is negative, you will have....

• two real solutions

• two irrational solutions

• no solution

• one solution