Can not run function, written wrong?
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Hanna Sundling
am 11 Okt. 2019
Kommentiert: Star Strider
am 11 Okt. 2019
I can nor run the function and do not understand where I have written it wrong.
![](https://www.mathworks.com/matlabcentral/answers/uploaded_files/242196/image.png)
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Star Strider
am 11 Okt. 2019
The order is reversed. The ‘x’ variable needs to be assigned before calculating ‘y’, since ‘y’ depends on ‘x’.
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Star Strider
am 11 Okt. 2019
Note that ‘y’ will be complex, since you are taking the square root of a negative numbers in ‘x’ and in some parts of ‘sin(x)’.
Try this:
x = -1:0.5:1;
y = (x-sqrt(x))./sqrt(sin(x));
plot(x, real(y), x, imag(y), x,abs(y))
grid
legend('Re(y)', 'Im(y)', '| y |')
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