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=2+1 =3More Trigonometry Questions
- If SecA + TanA = 2√2 + 3, then find the value of Sin A + Cos A
- The minimum value of 25 sin2 θ + 16 cos2 θ is
- If cos2B = sin(1.5B + 41o), then find the measure of 'B'.
- If tanθ = 3/4 and θ is acute, find sinθ and cosθ, and verify that sin²θ + cos²θ = 1.
- If x+ 1/x = 2cosθ, then the value of x³+ 1/x³ is
- If x = 4 cos A + 5 sin A snd y = 4 sin A – 5 cos A, then the value of x2+y2 is :
- If sec 4A = cosec (3A - 50°), where 4A and 3A are acute angles, find the value of A + 75.
- If sin(A + B) = √3/2 and cos(A + 2B) = 1/2, where 0° < A, B < 90°, then find the value of tan(2A).
- Find the maximum value of 20 sin A + 9 cos A.
- Question 10
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