12.21 QUADRATIC REVIEW

What is the vertex of this function?

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

• (0,-2)

• (0,2)

• (-2,0)

• (2,0)

What is the vertex of this function?

 $g\left(t\right)=3\left(t+4\right)^2+2$  

• (-4,2)

• (4,2)

• (2,4)

• (-2,4)

The only transformations that occurred in the function are: Translated left 2 units and stretched by a factor of 3

• TRUE

• FALSE

The only transformations that occurred in the function are: reflect over x-axis, shift left 3, shift up 3

• TRUE

• FALSE

The transformations that occurred in the function are: stretch by factor of 1/4, shift right 2, shift up 5

• TRUE

• FALSE

What is the equation of the function shown?

• $f\left(x\right)=x^2$

• $f\left(x\right)=x^2+2$

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

• $f\left(x\right)=2x^2$

Tags

CCSS.HSF-IF.C.7A

What is the axis of symmetry?

• x=3

• x=0

• y=3

• y=0

Tags

CCSS.HSF-IF.C.7A

What is the range?

• $\left(-\infty,3\right)$

• $\left(3,\infty\right)$
  

• $\left(-\infty,3\right]$
  

• $\left(-\infty,\infty\right)$
  

Tags

CCSS.HSF-IF.C.7A

What is the equation of this function?

•  $f\left(x\right)=-3x^2+3$ 

•  $f\left(x\right)=-x^2+3$ 
  

•  $f\left(x\right)=-2x^2+3$ 
  

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

Tags

CCSS.HSF-IF.C.7A

h(t) represents the height (feet) of a ball t seconds after it was tossed. What is the max height the ball reached?

• 3 feet

• 4.5 feet

• 15 feet

• 19.5 feet