Polynomials Quiz 1

Given the graph, determine whether the degree is even or odd.

• even

• odd

Given the graph, determine whether the leading coefficient is positive or negative.

• positive

• negative

Given the graph, determine whether the degree is even or odd.

• even

• odd

Given the graph, determine whether the leading coefficient is positive or negative.

• positive

• negative

What is the effect on the graph if a zero has a multiplicity of 5?

• bounce

• cross

• wiggle (change direction)

What is the effect on the graph if a zero has a multiplicity of 1?

• cross

• bounce

• wiggle (change direction)

What is the effect on the graph if a zero has a multiplicity of 4?

• cross

• bounce

• wiggle (change direction)

A polynomial function has a zero at 4 (multiplicity 3) and 0 (multiplicity 1). Write a function that could represent this function.

• $f\left(x\right)=x\left(x-4\right)^3$

• $f\left(x\right)=x\left(x+4\right)^3$

• $f\left(x\right)=\left(x-4\right)^3$

• $f\left(x\right)=x^3\left(x-4\right)^4$

Which of the following is not a zero for the function  $f\left(x\right)=x\left(3x-2\right)^2\left(x+9\right)^5$  

• 0

•  $\frac{2}{3}$  

• -9

• 1

Which is not a zero of the following function  $f\left(x\right)=x^3+10x^2+25x$  
*hint plug into your calculator*

• 0

• -5

• 5