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Explanation: This option correctly indicates a 25% profit and a 15% loss.
If θ is a positive acute angle and cos² θ + cos⁴θ = 1, then the value of tan²θ + tan⁴θ is?
If 4sin² θ = 3(1+ cos θ), 0° < θ < 90°, then what is the value of (2tan θ + 4sinθ - secθ)?
What is the value of (4/3) cot2 (p/6) + 3 cos2 (150o) – 4 cosec2 45o + 8 sin (p/2)?
...(1+sint)/(4-4sint)-(1-sint)/(4+4sint) =?
If (1+sinθ)/cosθ = x, then find the value of secθ?
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A flagpole stands on top of a building. From a point 50 meters away from the base of the building, the angle of elevation to the top of the building is ...
The maximum value of 45 sin θ + 28 cos θ is:
What is the value of [(sin x + sin y) (sin x – sin y)]/[(cosx + cosy) (cosy – cosx)]?
Find the simplified value of:
The minimum value of 3 sin2 θ + 4 cos2 θ is
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