If 7x - 5y = 13 and 2x - y = 5, then (x - y) is
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If tan(A/2) = x, then the value of x is
What is the value of [sin (90– 10θ) – cos (p – 6θ)]/ [cos (p/2 – 10θ) – sin (p – 6θ)]?
What is the value of (cosec30 - 1/√3)?
In a week, how many times are the hands of a clock at right angles with each other?
If the perimeter of a semicircle is 108 cm, then find its area (in cm²).
The LCM of 56, 84 and 112 is
The reciprocal of the sum of the reciprocals of 3/8 and 8/11 is: