U2L3 - A2

U2L3

Graphing Quadratic Functions

Multiple Choice

Will the graph to the equation

 $y=-2x^2+3x-1$  open up or down?

• Opens up

• Opens down

Multiple Choice

Find the vertex of the parabola:

 $y=2x^2+4a-1$  

•  $\left(-1,-3\right)$  

•  $\left(-1,-1\right)$  

•  $\left(3,-2\right)$  

Multiple Choice

Find the y-intercept of the parabola:

 $y=2x^2+4a-1$  

• (0,2)

• (0,-1)

• (1,0)

• (0,1)

Multiple Choice

 $y=-\left(x+2\right)-3$  Find the vertex of the parabola:

•  $\left(2,3\right)$  
  

•  $\left(-2,3\right)$  

•  $\left(2,-3\right)$  

•  $\left(-2,-3\right)$  

Homework

U2L3 WS #1-9odd

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