im trying to plot a function i need help with it

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bob shot
bob shot 2012-12-12
the questions says
plot the function
y = 50*2.5^-3x
in the interval 0<x<20
in steps of 0.5
[Merged information from duplicate question]
it should be in either log-log or semi-log scale
i need help
thank you
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Walter Roberson
Walter Roberson 2012-12-12
Matt Fig asked
manar, you are dumping a lot of homework on this site without showing any hint of effort. What have you done so far?
and also said
Did you read this:
help plot
help loglog
help semilogx
help semilogy
Walter Roberson
Walter Roberson 2012-12-12
Odd, this question was opened by manar jawad but taken over by bob shot ?

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采纳的回答

Arthur
Arthur 2012-12-12
t = [0:0.005:4];
y = 4.50*exp(-2.0*t).*cos(12*pi*t);
plot(t,y);
grid;

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