The force exerted by the earth on the moon is:
(Consider G = 6 × 10-11 Nm2 kg-2; mass of the earth M = 6 × 1024 kg; mass of the moon = 8 × 1022 kg, and distance between earth and moon is 4 × 108 m).
If θ is an acute angle, find the denominator D, when
(cot θ − cosec θ)2 =\(\frac{1-\cos\theta}{D}\)