Vertex Form

 $y=3\left(x-7\right)^2-1$  What is the vertex?

(a)  

 $y=3\left(x-7\right)^2-1$  What is the axis of symmetry?

• 7

• -7

• 1

• -1

 $y=3\left(x-7\right)^2-1$ How many roots does this parabola have?

• 0

• 1

• 2

What is the y-intercept of this function?  $y=3\left(x-7\right)^2-1$  

(a)  

Tags

CCSS.HSF-IF.C.7A

The parabola  $y=3\left(x-7\right)^2-1$  opens...

• up

• down

• left

• right

Tags

CCSS.HSF-IF.C.7A

The quadratic equation  $y=3\left(x-7\right)^2-1$  contains a

• minimum

• maximum

Tags

CCSS.HSF-IF.C.7A

The domain of  $y=3\left(x-7\right)^2-1$  is...

• All real numbers

•  $\left(7,\ \infty\right)$  

•  $(-1,∞)$  

•  $\left(3,\infty\right)$  

The range of  $y=3\left(x-7\right)^2-1$  is...

• All real numbers

•  $\left(7,\ \infty\right)$  

•  $(-1,∞)$  

•  $\left(3,\infty\right)$