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Worksheet: Equation of a Quadratic Graph

Q1:

Which of the following graphs represents 𝑓 ( 𝑥 ) = 𝑥 + 1 2 ?

  • A(c)
  • B(b)
  • C(d)
  • D(a)

Q2:

Which of the following graphs represents the equation 𝑦 = 𝑥 5 𝑥 + 8 2 ?

  • A
  • B
  • C
  • D
  • E

Q3:

Write the quadratic equation represented by the graph shown. Give your answer in standard form.

  • A 𝑦 = ( 𝑥 + 6 ) + 3 2
  • B 𝑦 = ( 𝑥 6 ) + 3 2
  • C 𝑦 = ( 𝑥 6 ) ( 𝑥 + 3 )
  • D 𝑦 = ( 𝑥 6 ) + 3 2
  • E 𝑦 = ( 𝑥 6 ) ( 𝑥 + 3 )

Q4:

Which of the following graphs represents the equation 𝑦 = 2 𝑥 + 9 𝑥 7 2 ?

  • A
  • B
  • C
  • D
  • E

Q5:

Which of the following graphs represents the equation 𝑦 = 𝑥 2 ?

  • A
  • B
  • C
  • D
  • E

Q6:

Which of the following graphs represents the equation 𝑦 = 7 𝑥 2 ?

  • A
  • B
  • C
  • D
  • E