Solving Quadratics Quiz

What are the solutions?

• -2, 1
• 1, 2
• -1,2
• 0,-4

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

CCSS.HSA.REI.C.7

CCSS.HSA.REI.D.11

What are the solutions?

• -.5, 3.5

• 0,6

• -1.5, 4.5

• -1, 4

Solve the equation using square roots.
x² = 121

• 60.5
• ± 11
• ± 12
• 11

Tags

CCSS.HSA.REI.A.2

CCSS.HSA.REI.B.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.4

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.4

If the graph of a quadratic does not intercept the x axis at any point, then it has:

• 1 Real Solution
• 2 Real Solutions
• Half a Solution
• No Real Solution

Tags

CCSS.HSF-IF.C.7A

What are the factors AND solutions of x² + 2x – 3 = 0

• (x - 2)(x + 1); x=2, x=-1
• (x + 1)(x - 3); x=-1, x=3
• (x + 2)(x - 1); x=-2, x=1
• (x - 1)(x + 3); x=1, x=-3

Tags

CCSS.HSA.APR.B.3

CCSS.HSA.REI.B.4

When completing the square

x² - 4x = 20

what goes in the blank?

(x - __ )² = 20

• 4

• 2

• 8

• 20

Write the following quadratic expression in completed square form...

x² - 10x + 18 = 0

• (x - 5)² = -7

• (x - 5)² = 7

• (x + 5)² = -7

• (x + 5)² = 7

Factor completely:
 3x² + 5x - 12

• (3x + 4)(x-3)
• (3x - 4)(x + 3)
• (3x + 3)(x -4)
• (3x - 3)(x + 4)

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2