defence exam Coast Guard Navik GD (General Duty) 02/2025 Mock Test Series Mathematics Trigonometry Multiple and Sub-multiple Angles
Evaluate:
\(cos(40^{\circ}-\theta )-sin(50^{\circ}+\theta )\)
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Evaluate:
\(cos(40^{\circ}-\theta )-sin(50^{\circ}+\theta )\)