Graphing Quadratics

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

• (0, 6)
• (0, -6)
• (6, 0)
• (-6, 0)

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?
f(x) = x² - 8x + 15.

• x = -4
• x = 4
• y = 4
• y = -4

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

What is the vertex?
f(x) = -x² - 4x + 12.

• (-2, 16)
• (2, 0)
• (2, 4)
• (-2, 4)

Tags

CCSS.HSA.REI.B.4

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7

The standard form of a quadratic function is

• ax² + bx + c

• a(x - h)² + k

• y - y₁ = m(x - x₁)

• Ax + By = C

Tags

CCSS.HSA.APR.A.1

CCSS.HSA.SSE.A.2

CCSS.HSA.SSE.B.3

Graph the quadratic.

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7A

Graph the quadratic.

• A
• B
• C
• D

Tags

CCSS.HSF-IF.C.7A

Which equation is graphed above?

• $y=-\left(x-1\right)^2+4$

• $y=\left(x-1\right)^2+4$

• $y=-\left(x-4\right)^2+1$

• $y=\left(x-4\right)^2+1$

Tags

CCSS.HSF-IF.C.7A

 $f\left(x\right)=-\left(x-4\right)^2+1$  

Choose the correct graph of the equation.

• 
• 
• 
• 

Tags

CCSS.HSF-IF.C.7A

Which way does the following equation open? $f\left(x\right)=-\frac{1}{2}\left(x-5\right)^2+6$  

• upward

• downward

Tags

CCSS.HSF-IF.C.7A

What is the vertex of the following equation? $f\left(x\right)=-\frac{1}{2}\left(x-5\right)^2+6$  

•  $\left(-5,-6\right)$  

•  $\left(-5,6\right)$  

•  $\left(5,-6\right)$  

•  $\left(5,6\right)$  

Tags

CCSS.HSF.IF.B.4

CCSS.HSF.IF.C.7