# Quadratic Formula and Functions

# Quadratic Formula and Functions: Touch Quadratic, Get Dizzy 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 of the following is a solution to the equation

?

*x*=

*i*

*x*= 0

*x*= -1

Q. Which of the following is a solution to the equation -

*x*^{4}+ 6*x*^{2}+ 7 = 0?*x*= -1

*x*= 2

*i*

*x*= 3

Q. Which statement is false about the equation

*y*=*x*^{4}+ 2*x*^{2}+ 1?It has complex roots

It is a parabola

It is reducible to quadratic form

It is factorable

*x*=

*i*is a solution

Q. Which inequality goes with this number line?

2

*x*^{2}+ 2 < 0*x*

^{2}– 4 > 0

-2

*x*^{2}– 2 < 0-

*x*^{2}+ 4 > 0*x*

^{2}+ 4 > 0

Q. Which value of

3

*x*satisfies the inequality3

*x*^{2}– 4*x*+ 1 ≤ 0?*x*= 0

*x*= 2

*x*= 6

*x*= -1