Finding y-value of a function with corresponding x-value given

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Suné Janse van Rensburg
回答： Jackson Burns 2019-9-26
How to use Matlab to determine f(3)-f(5) for a function and interval of your choice.
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Suné Janse van Rensburg
Suné Janse van Rensburg 2019-9-26
function y = f(x)
y = asind(x);
end
plotfunc2d(y, x =-5..5): grid on
I need to plot the function aswell but I'm really lost I don't know what to do

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回答（1 个）

Jackson Burns
Jackson Burns 2019-9-26
f = @(x) asind(x);
f(3)-f(5)
a = 0:0.1:5;
plot(a,real(f(a)),a,imag(f(a)))

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