IB Mathematics SL Prep

Category - IB Mathematics

Which of the following trigonometric functions of a right angle is incorrect?
  1. Cosecant = 1/sine
  2. Secant = 1/sine
  3. Cotangent = 1/tangent
  4. All of the above
Explanation
Answer: B - The statement secant = 1/sine is incorrect. Secant = 1/cosine where the cosine equals the adjacent side/hypotenuse of a right triangle.
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