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More Trigonometry Questions
- If sec A = 2/√3, then what will be the value of sin² A + cos² A?
- ∆ PQR is right-angled at Q. If ∠R = 60º, then find the value of cosec P.
- If √3 tan 2θ – 3 = 0, then find the value of tanθ secθ – cosθ where 0 < θ < 90°
- Find the value of sin 240 °
- If 2cosA + secA = 2√2 , 0° < < 90°, then the value of 2(sec 4 A + cosec 4 A) is:
- Find the maximum value of 18 sin A + 7 cos A.
- If X = 15°, find the value of: sin²(3X) + cos²(4X) - tan²(2X)
- Evaluate the following: cos 40° × cos 40° + sin 40° × sin 40°
- Question 9
- Evaluate the following: sin 50° × cos 20° − sin 20° × cos 50°
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