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ECAT - Practice Test - Maths - Trigonometry Quiz

Attempt 10 MCQs on ECAT - Practice Test - Maths - Trigonometry | Quiz 6

51. Solve the equation 2 sin²θ - 3 sin θ + 1 = 0 for θ in [0, 2π].



52. In a triangle ABC, a=5, b=6, and angle C = 60°. Find the side c.



53. Solve the equation sin x + cos x = 1.



54. In triangle ABC, if a=5, b=7, and A=60°, how many triangles are possible?



55. If sin α = 3/5 and cos β = 5/13, where α and β are acute, find the value of tan(α+β).



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