Parabolas STAAR EOC Practice

What is the vertex?
f(x)=x²-8x+3

• (-8, 3)
• (4, -13)
• (4, 0)
• (-4, 51)

What is the y-intercept?
f(x)=x²-8x+3

• (3, 0)
• (-8, 3)
• (4, -13)
• (0, 3)

Tags

CCSS.HSF-IF.C.7A

What is the vertex?
f(x) = 2(x-4)(x+2)

• (2, 4)
• (4, -2)
• (1, -18)
• (-1, -10)

What are the zeros?

f(x) = 2(x-4)(x+2)

• (4, 0), (-2, 0)

• (0, 4), (0, -2)

• (-4, 0), (2, 0)

• (0, -4), (0, 2)

Tags

CCSS.HSF-IF.C.7C

What is the vertex?
f(x) = -3(x+1)²-5

• (1, -5)
• (-1, 5)
• (1, 5)
• (-1, -5)

What is the vertex of the graph?

• (2, 4)
• (3, -1)
• (0, 8)
• (4, 2)

.How many zeros does this parabola have? 

• 3
• 2
• 0
• 1

Tags

CCSS.HSF-IF.C.7A

Is this point a max or min?

• max
• min

What is another name for the x-intercepts of a quadratic?

• y-intercept

• Zeros

• minimum

• They don't have another name

Tags

CCSS.HSF-IF.C.7C

What is the vertex of y=x²+4x+3?

• (2,1)
• (-2,1)
• (0,0)
• (-2,-1)