Solving Quadratics

If the discriminant is negative, then the quadratic has:

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

Tags

CCSS.HSA-REI.B.4B

If the discriminant equals 0, then the quadratic has:

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

Tags

CCSS.HSA-REI.B.4B

Given the equation x² +2x +10, solve for the discriminant.

• 44

• -44

• 36

• -36

Given the equation x² -x -6=0, what is the discriminant?

• 24

• 25

• 23

• -23

If the discriminant is positive, then the quadratic has:

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

Tags

CCSS.HSA-REI.B.4B

Which method is most efficient to solve:
8x²  -  5x  = 0

• Square Roots
• Greatest Common Factor
• X-Factor
• Quadratic Formula

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

Which of the following is the correct FACTORIZATION of:

2x² - 5x - 12 = 0

• (x + 4)(x + 6) = 0

• (x - 4)(2x + 3) = 0

• (x - 4)(x - 3) = 0

• (x + 4)(2x - 3) = 0

Which of the following is the correct FACTORIZATION of:

2x²+ 7x + 6 = 0

• (2x - 3)(x - 2) = 0

• (2x + 3)(x + 2) = 0

• (x - 3)(x - 4) = 0

• (3x - 2)(x + 3) = 0

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-REI.B.4B