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Mathematics for XI (Science Group)
Unit 12: Graphs Of Trigonometry And Inverse Trigonometric Functions And Solutions Of Trigonometric Equations
Review Exercise 12
2. Find the maximum and minimum value of the each of the following functions.
- y = 5 - 7cos𝛉
- y = 4 + 3sin(2𝛉 -5)
3. By using graph, find the solution of the following equation.
2cos𝛉 - 𝛉 = 0
Solution:
4. Without using calculator, show that:
Solution:
5. Show that:
Solution:
6. Find the solution set of the equation sec3x = secx.
Solution:
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