CSAT Suneung · CSAT Mathematics
Trigonometric functions
10 practice questions, each with the answer and an explanation.
Practise Trigonometric functions now
Random questions from this topic, one at a time. You see the answer and the explanation straight after each one.
All 10 questions
- What is the period of the function y = 3 sin (2x)?
- What is the maximum value of the function y = 5 cos x + 12 sin x?
- If sin x = 3/5 and x is in the second quadrant, what is cos x?
- Find the value of sin 75 degrees x cos 15 degrees + cos 75 degrees x sin 15 degrees.
- Solve 2 sin x = 1 for x in the interval 0 to pi/2.
- What is the value of cos (2 pi/3)?
- In a triangle ABC, a = 7, b = 8 and C = 60 degrees. What is c^2?
- In triangle ABC, A = 30 degrees, B = 45 degrees and a = 4. What is the length of b?
- The graph of y = sin x is shifted pi/3 units to the right. Which equation gives the new graph?
- Find the minimum value of y = 2 cos x - 3.
Keep practising
More CSAT Suneung topics
- Probability, statistics and counting22 questions
- Coordinate geometry and vectors19 questions
- Solid Earth, atmosphere and astronomy19 questions
- Joseon18 questions
- Exponential and logarithmic functions17 questions
- Limits and differentiation17 questions
- Algebra and functions17 questions
- Sequences and series16 questions