Test Review U8 Part2

What are zeros?

• y-intercepts

• x-intercepts

• minimums

• maximums

Factor:
x² + 10x + 24

• (x + 8)(x + 3)

• (x + 6)(x + 4)

• (x + 12)(x - 2)

• (x + 12)(x + 2)

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

• up

• down

What is the equation of the given parabola, with a y-intercept of (0, 4)?

• y = -(x - 1)(x - 4)

• y = (x + 1)(x + 4)

• y = -(x + 1)(x + 4)

• y = (x - 1)(x - 4)

Solve for the values of x:
(x - 5)(x - 1) = 0

• { 5, 1 }

• { 5, -1 }

• { -5, 1 }

• { -5, -1 }

Solve for the values of x:
(x - 3)(x + 6) = 0

• { -3, -6 }

• { 3, -6 }

• { -3, -6 }

• { 3, 6 }

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, -4)

• (-5, -4)

• (-15, -4)

• (15, -4)

Given the equation for this parabola:
 y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

• Maximum

• Minimum

The axis of symmetry line passes through which point?

• y-intercept

• any random point

• vertex

• symmetrical point for the vertex

What is the green dashed line called?

• roots or x-intercepts

• parabola

• axis of symmetry

• line of dashes