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ntif cot theta+cos theta=p, cot theta-cos theta=q then the value of p square- q square isn nt(1)2pqn nt(2)4pqn nt(3)2pqn nt(4)4pqn

Answer» ntif cot theta+cos theta=p, cot theta-cos theta=q then the value of p square- q square isn nt(1)2pqn nt(2)4pqn nt(3)2pqn nt(4)4pqn


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