Equations Review Algebra

Determine the values of a, b, and c for the quadratic equation: 

3m² - 14 = 11m

• a=3 b=14 c=-11

• a=3 b=-14 c=11

• a=4 b=-14 c=11

• a=4 b=14 c=-11

• Jaxson

• Mercedes

• Both Jaxson and Mercedes

• Neither Jaxson nor Mercedes

If the discriminant is positive, then the solution will be

• one real solution

• two real solutions

• no real solutions

• one imaginary solution

Tags

CCSS.HSA-REI.B.4B

For the function below, is the discriminant positive, negative, or zero?

___________

y = x² + 4x + 4

• Positive

• Negative

• Zero

• Not Sure

Tags

CCSS.HSA-REI.B.4B

• 2 real solutions

• 1 real solution

• No real solutions

Tags

CCSS.HSA-REI.B.4B

• 2 real solutions

• 1 real solution

• No real solutions

Tags

CCSS.HSA-REI.B.4B

What is the first step to solving THIS equation by completing the square?
a² + 10a + 21 = 0

• Set the equation equal to zero

• Divide 10 by 2 and add the result to both sides

• Add a² and 10a together

• Subtract the 21

Tags

CCSS.HSA-REI.B.4B

When factoring
x² - 4x + 4 = 20,
what goes in the blank?
(x - __ )² = 20

• 4

• 2

• 8

• 20

Tags

CCSS.HSA-REI.B.4B

What is the discriminant and how many solutions would this quadratic have?

• 0, No Solutions

• 0, 1 Solution

• 128, 2 Solutions

• 128, 1 Solution

Tags

CCSS.HSA-REI.B.4B

Say 'TRUE' or 'FALSE'
Every Quadratic equation has exactly one root

• TRUE

• FALSE

Tags

CCSS.HSA-REI.B.4B