Worksheet: Graphs of Polynomial Functions

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In this worksheet, we will practice investigating the graph and end behavior of a polynomial function and identifying its equation from its graph and vice versa.

Q1:

Which of the following is the graph of 𝑓(𝑥)=(𝑥−2)?

  • A
  • B
  • C
  • D
  • E

Q2:

Which of the following is the graph of 𝑓(𝑥)=(𝑥−2)(𝑥+2)?

  • A
  • B
  • C
  • D
  • E

Q3:

Which of the following is the graph of 𝑓(𝑥)=−(𝑥+2)?

  • A
  • B
  • C
  • D
  • E

Q4:

Which of the following is the graph of 𝑓(𝑥)=(𝑥−3)(𝑥+1)(𝑥+4)?

  • A
  • B
  • C
  • D
  • E

Q5:

Which of the following is the graph of 𝑓(𝑥)=−(𝑥−1)(𝑥+1)?

  • A
  • B
  • C
  • D
  • E

Q6:

Which of the following is the graph of 𝑓(𝑥)=(𝑥+3)(𝑥−1)(𝑥+2)(𝑥−2)?

  • A
  • B
  • C
  • D
  • E

Q7:

Which of the following is the graph of 𝑓(𝑥)=(𝑥+1)(𝑥−2)(𝑥−1)?

  • A
  • B
  • C
  • D
  • E

Q8:

Which of the following is the graph of 𝑓(𝑥)=−(𝑥+3)(𝑥−1)(𝑥+2)(𝑥−2)?

  • A
  • B
  • C
  • D
  • E

Q9:

The given graph represents a polynomial function.

Which of the following could be the expression 𝑓(𝑥)?

  • A 7 ( 𝑥 + 1 ) ( 𝑥 − 5 ) ( 𝑥 − 7 ) ( 𝑥 − 9 )
  • B − 2 ( 𝑥 + 1 ) ( 𝑥 − 5 ) ( 𝑥 − 7 ) ( 𝑥 − 9 )
  • C − 5 ( 𝑥 + 3 ) ( 𝑥 − 1 ) ( 𝑥 − 2 ) ( 𝑥 − 7 )
  • D − 5 ( 𝑥 + 3 ) ( 𝑥 − 1 ) ( 𝑥 − 2 ) ( 𝑥 + 7 )
  • E ( 𝑥 + 3 ) ( 𝑥 − 1 ) ( 𝑥 − 2 ) ( 𝑥 − 7 )

Q10:

Which of the following is the graph of 𝑓(𝑥)=(𝑥+3)(𝑥−1)(𝑥−4)?

  • A
  • B
  • C
  • D
  • E

Q11:

Which of the following is the graph of 𝑓(𝑥)=−(𝑥−3)(𝑥+1)(𝑥+4)?

  • A
  • B
  • C
  • D
  • E

Q12:

Which of the following is the graph of 𝑓(𝑥)=−(𝑥−3)(𝑥+1)(𝑥+2)(𝑥−2)?

  • A
  • B
  • C
  • D
  • E

Q13:

Which of the following is the graph of 𝑓(𝑥)=(𝑥+2)(𝑥−2)?

  • A
  • B
  • C
  • D