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More Trigonometry Questions
- Suppose 140sin²X + 124cos²X = 136 and 184sin²Y + 200cos²Y = 196, then determine the value of 18cosec²Xsec²Y.
- Take θ = 450
- Find the value of the given trigonometric expression: (sin 22°cos 68° + cos²22°) × sin 30° + (cos 60°tan 45°) × sec 60°
- If sin (3A − 2B) = (√3/2) and cos (A + B) = (1/2), where 0° < A, B < 90°, then find the value of ‘A’.
- Find the value of the given expression. 3 × (sin 30° + cos 60°)
- If sec a + tan a = 4, find the value of sin a.
- Evaluate the following: sin 25° × cos 65° + sin 65° × cos 25°
- Find the value of the given expression. 5 × (cos 60°)
- If cos(90° − θ) = 3/5 for an acute angle θ, find:
- If cos 2A = 3, then find cos A
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