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Popular Word Problems >

tanh(1) :Enter a number.

Solução

tanh (1)

Solução

\frac{e ^{2} - 1}{e ^{2} + 1}

+1

Decimal

0.76159 \dots

Passos da solução

tanh (1)

Use a identidade hiperbólica:

tanh (x) = \frac{e ^{x} - e ^{- x}}{e ^{x} + e ^{- x}}

= \frac{e ^{1} - e ^{- 1}}{e ^{1} + e ^{- 1}}

\frac{e ^{1} - e ^{- 1}}{e ^{1} + e ^{- 1}} = \frac{e ^{2} - 1}{e ^{2} + 1}

= \frac{e ^{2} - 1}{e ^{2} + 1}

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