Worksheet: Writing One Trigonometric Function in Terms of Another

In this worksheet, we will practice writing one trigonometric function in terms of another, such as writing cos(x) in terms of tan(x), using the identities.

Q1:

Which of the following expressions is equivalent to t a n 𝜃 ?

  • A 1 𝜃 c o s
  • B c o s s i n 𝜃 𝜃
  • C 1 𝜃 s i n
  • D s i n c o s 𝜃 𝜃
  • E 1 𝜃 s e c

Q2:

Which of the following expressions is equivalent to 1 𝜃 s e c ?

  • A t a n 𝜃
  • B s i n 𝜃
  • C c o t 𝜃
  • D c o s 𝜃
  • E c o s e c 𝜃

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