Unit 2 Test Review Quadratics

Solve
6h² + 17h + 10 = 0

• h= -5, -12
• h= 5, 12
• h = -2, ^-5/₆
• h = ^-2/₅, -6

What are the solutions?

• 0 and 8
• -2 and -4
• 3 and -1
• 2 and 4

What is another word that describes the zeroes (or roots) of a quadratic function?  

• y-intercepts
• vertex
• x-intercepts
• maximum

Solve:
n² - 2n = 0

• n = 2 and 0
• n = -2 and 0
• n = 2
• n = 0

Solve using square roots.

• A
• B
• C
• D

Which of the following shows the correct answers to the quadratic function? 

• A
• B
• C
• D

Determine the value of the discriminant and name the nature of the solution for the following:
x² + 2x - 63
Remember:  b² - 4ac

• 256 - 2 reals - Rational
• √(-256 - 2 imaginary solutions
• √(137) - 2 reals - Irrational
• 123 - 2 reals - Rational

If the discriminant is zero you will have

• no real solutions
• two real solutions
• 1 real solution
• 1 imaginary solution

Does this graph have a maximum or a minimum?

• maximum
• minimum
• cannot be determined

Find the vertex of 
y = -x² - 4x + 12

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)