Use sinh(x) = 0.5 (ex – e-x) to evaluate sinh(x) for x = logspace(-12,12,100). Plot the absolute and relative error obtained by using this formula instead of the built-in sinh function . What is the cause of error for small x?

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libin danial 2012-7-23

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Jan 2012-7-23

This question looks like you want us to solve your homework. I suggest to post, what you have tried so far and which problems occurred.

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Use sinh(x) = 0.5 (ex – e-x) to evaluate sinh(x) for x = logspace(-12,12,100). Plot the absolute and relative error obtained by using this formula instead of the built-in sinh function . What is the cause of error for small x?

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Use sinh(x) = 0.5 (ex – e-x) to evaluate sinh(x) for x = logspace(-12,12,100). Plot the absolute and relative error obtained by using this formula instead of the built-in sinh function . What is the cause of error for small x?

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