NC Math Quadratics

What is the
y-intercept of 
f(x)=-2x² + 4x - 6

• (0, 6)

• (0, -6)

• (6, 0)

• (-6, 0)

Tags

CCSS.HSF-IF.C.7A

Find the axis of symmetry for the function:
f(x) = 2x² - 4x - 6

• x = 1

• x = -1

• x = 4

• x = -4

Which term makes a function a quadratic function?

• x²

• x

What is the vertex of
f(x) = 2(x - 5)² + 12

• (-5, -12)

• (5,-12)

• (5, 12)

• (-5, 12)

Which choice is the graph of y = (4 - x)(x + 2)?

• Diagram A

• Diagram B

• Diagram C

• Diagram D

Tags

CCSS.HSF-IF.C.7A

• 1

• 3

• 2

• 5

• 4

Mathematical Equivalence

ON

f(x) = (a)   x² + ​​ (b)   x + ​ ​ (c)  

• a

• b

• c

• d

• x

Mathematical Equivalence

ON

Which choice is the graph of y=(4-x)(x+2)

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A