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Let f & g be function defined by f(A) = cosA & g(A) = tanA . suppose x & y satisfy 2f(x) - g(y) = 1 , then the value if 2f(y) - g(x) is

Answer» Let f & g be function defined by f(A) = cosA & g(A) = tanA . suppose x & y satisfy 2f(x) - g(y) = 1 , then the value if 2f(y) - g(x) is


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