e^x = 5 - 2x Solve… - QuestionCove

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Algebra 14 Online

OpenStudy (anonymous):

e^x = 5 - 2x Solve x

12 years ago

OpenStudy (tkhunny):

You will need numerical methods for that. Do you have a favorite?

12 years ago

OpenStudy (anonymous):

such as...? Can it be solved with log? Thanks :)

12 years ago

OpenStudy (anonymous):

http://www.wolframalpha.com/input/?i=e^x+%3D+5+-+2x

12 years ago

OpenStudy (tkhunny):

Asked and answered. You will need numerical methods for that.

12 years ago

OpenStudy (tkhunny):

See that "W" in the Wolfram answer? You cannot avoid that.

12 years ago

OpenStudy (anonymous):

Ah... I see! So it can only be solved with graph or something similar. Thanks very much gerryliyana and tkhunny!

12 years ago

OpenStudy (tkhunny):

It is one of the great disappointments for early students of mathematics. Something so simple cannot be solved in any really cute and convenient way. :-)

12 years ago

OpenStudy (anonymous):

Indeed! :)

12 years ago

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