Question
Seven persons J, K, L, M, N, O and P live on different
floors of a 7-storey building. O lives three floors above N. At least two persons live below N. J lives immediately above L. One person lives between O and L. K lives at least two floors above P. M lives below P. How many persons live between P and J?Solution
∆ PQR is right-angled at Q. If ∠R = 60º, then find the value of cosec P.
The value of sec2 45˚ + 2 tan 135˚ is –
- If sec 2P = sin² 60⁰ + sec 60⁰ - cos² 30⁰, then determine the value of (√3tan P + cot² P)
If secθ + tanθ = 3+√10, then the value of sinθ+cosθ is
Find the slope of the equation : 12x + 4y = 28.
From a point "A" on the ground, the angle of elevation to the top of a tower measuring 12 meters in height is 30°. Determine the horizontal distance be...
From a point on the ground, the angle of elevation of the top of a building is 45°. After walking 10 meters towards the building, the angle of elevatio...
If √3 tan 2θ – 3 = 0, then find the value of tanθ secθ – cosθ where 0 < θ < 90°