Let f(z) = tanha and let g be a differentiable function such that g(0.4) = 12 and g (0.4) = 10. tanh-1 %3D If h(a) = f(x)g(x), then h' (0.4) = %3D Your answer should be rounded to two decimal places if it does not terminate befor Hint: da 1 (tanh) = 1-22

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