Solving for Quadratic Roots

Use the Quadratic Formula to solve the Quadratic Equation.
x² + 4x - 9

• -2 ± √13

• -2 ± 2√7

• -2 ± √7

• -2 + √7

Tags

CCSS.HSA-REI.B.4B

What is the greatest number of solutions that a Quadratic Equation can have?

• 0

• 1

• 2

• 3

What are the solutions?

• -.5, 3.5

• 0,6

• -2.5, 4.5

• -1, 4

Use the square root property to solve the Quadratic Equation.
2(x - 4)² = 200

• ±10

• -14, 6

• -6, 14

• 100

Tags

CCSS.HSA-REI.B.4B

Solve the equation using the zero product property.
3x ( 2x - 4) = 0

• x = -1/3 or x = -2

• x = 0 or x = 2

• x = 0 or x = -2

• x = -1/3 or x = 2

Tags

CCSS.HSA-REI.B.4B

Solve the equation by factoring.
x² - 35x - 36

• -1, 36

• 1, -36

• -6, 6

• -6

Tags

CCSS.HSA-REI.B.4B

Miked solved the equation x² + 8x = 14 by completing the square. Which of the following equations is part of the correct solution.

• (x + 4)² = 14

• (x + 4)² = 18

• (x + 4)² = 30

• (x+ 4)² = 30

Tags

CCSS.HSA-REI.B.4B

What is the standard form for a Quadratic?

• ax²+ bx = - c

• x = -b ± √(b²-4ac) / 2a

• ax² + bx + c

• y = mx + b

What is the degree of every Quadratic Equation?

• 1

• 2

• 3

• 4

What are the solutions of this graph?

• x=-2 and x=3

• x=-1/2 and x=-6

• x=-2 and x=-6

• x=3 and x=-6