SS 6/27

Which equation is Vertex Form?

• y=ax²+bx+c

• y=a(x-h)²+k

Which equation is in standard form?

• y=a(x-h)²+k

• y=ax²+bx+c

Given the equation for this parabola:
 y=-(x-4)²-3,
does this parabola have a maximum or minimum value?

• Maximum
• Minimum

Tags

CCSS.HSF-IF.C.7A

What is the vertex of this quadratic equation?

y = 2(x + 2)² + 5

• (-2,5)

• (2,5)

• (5,-2)

• (-5,-2)

Which equation matches the graph?

• y=(x-2)²+3

• y=(x-2)²-3

• y=(x+2)²+3

• y=(x+2)²-3

Tags

CCSS.HSF-IF.C.7A

Where is the axis of symmetry for this parabola?

• x = −1
• x = 0
• y = 3
• x = −3

The axis of symmetry line passes through which point?

• y-intercept
• any random point
• vertex
• none of these

What are the x- intercepts?

• x= 0 and x= -4
• x= 0 and x= 4
• y= 0
• x= 2

Tags

CCSS.HSF-IF.C.7A

Factor
n²-13n+40

• (n-5)(n-8)
• (n+5)(n-8)
• (n-5)(n+8)
• (n+6)(n+1)

Find the vertex  y = x² - 2x - 5

• V(-2, 10)
• V(-1, 15)
• V(1, -6)
• V(1, -12)