Other questions in this quiz

2. Which function is equivalent to cos(A+B)?

  • cos(A)cos(B) + sin(A)sin(B)
  • sin(A)cos(B) + cos(A)sin(B)
  • cos(A)cos(B) - sin(A)sin(B)
  • sin(A)cos(B) - cos(A)sin(B)

3. What is the derivative of cot(x)?

  • -cosec(2x)
  • -2cosec^2(x)
  • -cosec^2(x)
  • -cos^2(x)

4. Which function is equivalent to sin(A-B)?

  • sin(A)cos(B) - cos(A)sin(B)
  • sin(A)cos(B) + cos(A)sin(B)
  • cos(A)cos(B) - sin(A)sin(B)
  • cos(A)cos(B) + sin(A)sin(B)

5. Which function is equivalent to cot^2(x)+1?

  • sec^3(x)
  • cosec^2(x)
  • cos^2(x)
  • sec^2(x)

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