3.2 Standard Form of a Quadratic Function

The constant term of a quadratic function is the...?

• vertex
• minimum
• axis of symmetry 
• y-intercept 

Tags

CCSS.HSF-IF.C.7A

Which is the vertex of y = x²+ 16x + 71 ?

• V(-8, 7)

• V(-8, 3)

• V(8, 10)

• V(16, -2)

Tags

CCSS.HSA.REI.B.4

Find the y-intercept y = x² - 6x + 5

• (0, 8)

• (0, - 6)

• (5, 0)

• (0, 5)

Tags

CCSS.HSF-IF.C.7A

What is the name of this form:
y = ax² + bx + c

• vertex form
• standard form
• factored form
• zero form

Tags

CCSS.HSA.SSE.B.3

What is the maximum/minimum of a parabola called?

• vertex
• point
• top
• bottom

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What are the zeros of the parabola? 

• 1, 5
• 3, -5 
• 3, 0
• -6, 1

Tags

CCSS.HSF-IF.C.7A

How do you know if a parabola has a minimum?

• When ‘a’ is positive there is a minimum

• When ‘a’ is negative there is a minimum

• When all the numbers in the equation are negative there is a minimum

• When all the numbers in the equation are positive there is a minimum

Tags

CCSS.HSF-IF.C.7A

What is the function that matches the graph?

• 
  

  $f\left(x\right)=3x^2+6x+2$

• $f\left(x\right)=3x^2-6x+2$

• $f\left(x\right)=2x^2-4x+2$

• $f\left(x\right)=2x^2+4x+2$

Tags

CCSS.HSF-IF.C.7A

What is the function that matches the graph?

• 
  

  $f\left(x\right)=x^2+2x-5$

• $f\left(x\right)=x^2-2x+5$

• $f\left(x\right)=-2x^2+2x-5$

• $f\left(x\right)=-2x^2-2x+5$

Tags

CCSS.HSF-IF.C.7A

What is the function that matches the graph?

• 
  

  $f\left(x\right)=2x^2-3x+6$

• $f\left(x\right)=-2x^2-3x-6$

• $f\left(x\right)=-2x^2+3x+6$

• $f\left(x\right)=2x^2+3x-6$

Tags

CCSS.HSF-IF.C.7A