Unit 5 Quadratics Review

Solve by factoring
3m² - 2m = 1

Tags

CCSS.HSA-REI.B.4B

Factor
k² -2k - 24

True or false:
The solution, root, x-intercept, and zero of a problem are all the same thing

• True
• False, because the solution and root are the same but the x-intercept and zero are different
• False, because the x-intercept and root are the same but the zero and solution are different
• False, they are all different

Tags

CCSS.HSF-IF.C.7A

Solve
4m² - 100 = 0

Tags

CCSS.8.EE.A.2

Which of these is a quadratic function?

• f(x) = 2x + 4
• f(x) = -2x + 4
• f(x) = 3x²
• q(x) = 3x³ + 2x² - 4x + 9

What is vertex form of a quadratic function

• ax² + bx + c
• a(x - h)² + k
• y - y₁ = m(x - x₁)
• Ax + By = C

The standard form of a quadratic function is

• ax² + bx + c
• a(x - h)² + k
• y - y₁ = m(x - x₁)
• Ax + By = C

y = (x-9)²+5
What is the vertex? 

• (-9,5)
• (9,5)
• (5,-9)
• (-5,9)

Does
y = -4x²
have a maximum or minimum value?

• maximum
• minimum

Tags

CCSS.HSF-IF.C.7A

What is the green dot on the parabola called?