fzero

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Dominic
Dominic 2011-3-30
how to use fzero to solve (exp(-0.2x)*sin(x+2)=0.1)???? should produce 3 answeres

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回答（1 个）

Matt Fig
Matt Fig 2011-3-30
It would probably help if you read the help for FZERO. Type this at the command line and read it:
help fzero
Once you read that, you can apply this example to get the other roots:
f = @(x) exp(-0.2*x).*sin(x+2) - .1;
fzero(f,-2)
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Dominic
Dominic 2011-3-30
sry im not great with this stuff and its pissin me off at the moment
Matt Fig
Matt Fig 2011-3-30
No problem.

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