Discriminant of Quadratic Equations

What is the discriminate of the Quadratic Formula?

Tags

CCSS.HSA-REI.B.4B

Mathematical Equivalence

ON

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, how many solutions and of what type?

• real solution

• real solutions

• complex solutions

Tags

CCSS.HSA-REI.B.4B

What is the discriminate of f(x) = 3x² - 5x + 8
and how many solutions does the function have?

• discriminate = -71 and two imaginary solutions

• discriminate = -121 and has two imaginary solutions

• the discriminate = - 71 and has two real solutions

• the disctiminate = -121 and has two real solutions

Tags

CCSS.HSA-REI.B.4B

If the discriminant is positive, then the solution will be

• one real solution

• two real solutions

• no real solutions

• something strange

Tags

CCSS.HSA-REI.B.4B

The discriminant is ________.

• ax² + bx + c

• b - 4ac

• b² - 4ac

• b² + 4ac

Tags

CCSS.HSA-REI.B.4B

If the discriminant is equal to 0, how many solutions are there?

• No real solutions

• 1 Real Solution

• 2 Real Solutions

• Infinite solutions

Tags

CCSS.HSA-REI.B.4B

Which graph has a discriminant = 0?

• None of them

• Red

• Blue

• Green

What is the discriminant of -2x² − x − 1 = 0

• 76

• -7

• 9

• none of these

Tags

CCSS.HSA-REI.B.4B

Match the following equations to their Discriminant values.

• 68

• 0

• - 32

Tags

CCSS.HSA-REI.B.4B