Find the limit of tanh x as x approaches infinity. ?

[yuko13224]

With steps or explanation. Thanks.

[tfizzum4]

Find the graph of tanh x at the following site.

http://www.mathcentre.ac.uk/resources/leaflets/firstaidkits/3_5.pdf

You will see that as x approaches +?, the function gets closer and 1. Therefore,

lim tanh x = 1
x->?

[tfizzum4]

Find the graph of tanh x at the following site.

http://www.mathcentre.ac.uk/resources/leaflets/firstaidkits/3_5.pdf

You will see that as x approaches +?, the function gets closer and 1. Therefore,

lim tanh x = 1
x->?

[tfizzum4]

Find the graph of tanh x at the following site.

http://www.mathcentre.ac.uk/resources/leaflets/firstaidkits/3_5.pdf

You will see that as x approaches +?, the function gets closer and 1. Therefore,

lim tanh x = 1
x->?

[tfizzum4]

Find the graph of tanh x at the following site.

http://www.mathcentre.ac.uk/resources/leaflets/firstaidkits/3_5.pdf

You will see that as x approaches +?, the function gets closer and 1. Therefore,

lim tanh x = 1
x->?

[Unregistered]

With steps or explanation. Thanks.

(e^x-e^-x/e^x+e^-x)(e^-x/e^-x) = ((e^x/e^x)-(1/e^2x)/(e^x/e^x)+(1/e^2x)) = ((1-0)/(1+0)) = 1

[Unregistered]

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