Question

a) Find the solution (s) of x for the following hyperbolic equation: -2 cosh (3x) + 4 sinh (3x) +1=0 b) Differentiate the following implicit functions with respect to x: e^{(-2 y)} \ln \left(x^{2}\right)+y^{-2} \operatorname{cosec}(2 x)=x^{-3 y}

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