#### CHECK OUT SHMOOP'S FREE STUDY TOOLS: Essay Lab | Math Shack | Videos

# Quadratic Formula and Functions

# Quadratic Formula and Functions: Get Busy Graphing Quiz

Think you’ve got your head wrapped around

*? Put your knowledge to the test. Good luck — the Stickman is counting on you!***Quadratic Formula and Functions**Q. Which statement about this graph is false?

The graph points upwards

An

*x*-intercept is at (3, 0)There are 2 complex roots

An

*x*-intercept is at (1, 0)The

*y*-intercept is at (0, 3)Q. Which statement about this graph is true?

It never crosses the

*x*-axis*a*is positive

There are two

*y*-interceptsIt has one real and one complex root

The vertex is the function's minimum value

Q. Which function is not a parabola?

*y*= -2

*x*

^{2}+ 3

*x*+ 1

*
*

*y*=

*x*

^{2}– 4

*x*+ 3

*y*= -

*x*

^{2}

*y*=

*x*

^{2}– 7

* *

Q. 4) Which graph goes with the function

*y*= (*x*+ 3)^{2}+ 1?Q. 5) Which graph goes with the function

*y*= -2*x*^{2}+ 4*x*+ 3?

*
*

*
*