Integrated II Quadratics Extra Credit

• i

• -1

• 1

• -i

Simplify √-25

• i√25
• 5i
• -5i
• 25i

Simplify:
(2 - 4i) + (5 + 6i)

• 7 + 2i
• 7 - 2i
• 7 + 2i²
• 7 - 2i²

Use the graph to determine the solutions.

• -1 and -3
• 1 and -3
• 1 and 3
• -1 and 3

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

• up
• down

• x= 3 x= 7

• x= -7 x= -1

• x= 7 x= 1

• x= -3 x= -7

Which of these equations shifts a radical equation right 5 units and down unit?

• y = √(x - 5) - 1

• y = √(x + 5) - 1

• y = √(x - 5) + 1

• y = √(x + 5) + 1

Solve the equation by factoring.

x² + 13x + 40 = 0

• -8, 5

• -40, -1

• 5, 8

• -8, -5

• None of the above