Classifying Polynomial Equations

 $y=-4x^3+5x^2-5$  What is the end behavior of this function.?

• up and up 

• up and down

• down and down

• down and up

 $y=6x^5+3x^4-5x^2+4$  What are the maximum number of zeros this function has?

 $y=7x^4-5x^3-4$  What are the maximum number of turns this function has?

 $3x^3+5x^2-4x+9$  What is the end behavior of this function?

• up and up
  
  

• up and down

• down and down

• down and up

 $y=-5x^4+4x^2-7$  What is the y-intercept of the function?

How many zeros does this function have?

What could be the leading coefficient of this function?

• $6x^3$

• $-6x^3$

• $6x^4$

• $-6x^4$

What is a possible leading coefficient?

• $x^3$

• $-x^3$

• $x^4$

• $-x^4$

How does this function end?

• up and down

• up and up

• down and up

• down and down