Vertex and Standard form Quadratics

What is the green dot on the parabola called?

• vertex
• root
• dot

The vertex of this graph is a

• maximum
• minumum

What are the green dots called?

• axis of symmetry
• vertex
• parabola
• roots or x-intercepts

If given the equation
y = 3(x + 5)² - 4,
what is the vertex of the parabola?

• (5, 4)
• (-5, -4)
• (5, -4)
• (-5, 4)

Which of the following is the correct equation for the given graph?

• f(x) = (x - 2)² - 1
• f(x) = (x + 2)² - 1
• f(x) = -(x + 2)² - 1
• f(x) = -(x - 2)² - 1

Tags

CCSS.HSF-IF.C.7A

• A
• B
• C

Convert the equation
y= x²-2x-5
into vertex form. 

• y= (x-1)²-6
• y= -(x-1)²-6
• y= (x+1)²-6
• y= -(x+6)²-1

Tags

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

CCSS.HSF.IF.C.8

Convert to vertex form.

• y=3(x+1)² - 8
• y=3(x-1) ² - 8
• y=3(x+2)² - 8
• y=3(x-2)² - 8

Which equation has a vertex of (-3, 4)? Hint: (the vertex is (h,k))

• y = 2(x+3)² + 4

• y = (x+3)² - 4

• y = (x-3)² + 4

• y = 2(x - 3)² + 4

What is the equation of this graph?

• f(x) = (x -5)² + 1
• f(x) = (x - 1)² - 5
• f(x) = (x + 1)² - 5
• f(x) = (x + 5)² +1