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Prove that(0 cos 15- sin 15°-(Gi0 cot 105 tan 1052atan + tan o-tan 60e tan 60"Prove thats 9-sinPhove that C sinProve that "cos (π+t)) cos (-0)tan 37".cos8% singeove that sin (9(p+8) +sin(180° + θ)sin() tan 00+0cot θsin(180+ 0)0+0) tan (270-0)cotsin (360°-6) oos (360" + θ) cosec (-0) sin (2:Prove thatreand . lie in the first quadrant such that sin 0-i,athe values of17(i) sin (8-0), (ii) cos (0+0), (iii) tan (t)-a),If χ and y are acute angles such that sin x-and sinyv5xand y are acute angles such that cos xand cow14

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