Review Quardratics

Convert to vertex form.

• y=3(x+1)² - 8
• y=3(x-1) ² - 8
• y=3(x+2)² - 8
• y=3(x-2)² - 8

Convert to vertex form.

• y=4(x+4)² - 62
• y=4(x-4)² - 62
• y=4(x-8)² - 62
• y=4(x+8)² - 62

Convert to vertex form.

• y=-2(x+12)² - 67
• y=-2(x-12)² - 67
• y=-2(x-6)² - 67
• y=-2(x+6)² - 67

Convert to vertex form.

• y=2(x+3)² - 9
• y=2(x-3)² - 9
• y=2(x+6)² - 9
• y=2(x-6)² - 9

Solve by completing the square:
k² − 12k + 23 = 0

• {6 + √13, 6 - √13}
• {-6 + √13, -6 - √13}
• {6 + √59, 6 - √59}
• {-6 + √59, -6 - √59}

Use the quadratic formula to find the solutions for

y = -x² - 5x + 12

• No Real Solution

• 
• 
• 

Factor
x² - 5x - 36

• (x - 4)(x + 9)
• (x - 6)(x + 6)
• (x + 4)(x - 9)
• (x -12)(x + 3)

Solve: x² - 6x + 5 = 0

• -3 and -2

• -6 and 1

• 5 and 1

• -1 and -5

• {4, 2/3}

• {-2/3, -4}

• {8, 6}

• {1/3, 4}

x² = 16

• ± 4
• ± 8
• 4
• 8