Exercises

Different activation functions

The sigmoid(),tanh(), ReLU(), and leaky_ReLU() functions have been defined and ready for you to use. Each function receives an input number X and returns its corresponding Y value.

Which of the statements below is false?

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The sigmoid() takes a value of 0.5 when X = 0 whilst tanh() takes a value of 0.

The leaky_ReLU() takes a value of -0.01 when X = -1 whilst ReLU() takes a value of 0.

The sigmoid() and tanh() both take values close to -1 for big negative numbers.

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Exercises