Quadratics so far

What is the vertex?

• (-2,0)

• (0,0)

• (0,-4)

• (2,0)

• upwards

• downwards

What is the vertex of the quadratic function:
y = x² - 6x + 11?

• (3,2)
• (-3,-2)
• (-3,2)
• (3,-2)

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

Factor completely
k² -2k - 24

• (k+4)(k-6)
• (k+4)(k+6)
• (k+6)(k-1)
• (k-4)(k+6)

Factor completely
n² + 16n + 63

• (n-7)(n+4)
• (n+7)(n-9)
• (n-3)(n-10)
• (n+7)(n+9)

Solve  by factoring
x² + 13x + 12 = 0

• x = -12, -1
• x = 12, 1
• x = 13, 1
• x = -13, -1

What is the y-intercept of: y=7x²+2x -1

• (0, 1)
• (0, -1)
• (1, 0)
• (-1, 0)

Find the zeros of this quadratic.

• b=4/5, b=3
• b=4, b=-3
• b=1/5, b=3
• b=4/5, b=-3

Solve
4m² - 100 = 0

• m=25, -25
• m=96
• m=5, -5
• m=-96