Write a user defined function to implement the following mathematical function :
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Write a user defined function to implement the following mathematical function : please note that x is angle in degrees.
f (x) = cos (x) if 0 < x < 90
f(x)= sin(x) if 90 < x < 180
f(x)=tan(x) otherwise
回答（1 个）
David Hill
2020-10-21
function y = f(x)
if x>0&&x<90
y=cosd(x);
elseif x>90&&x<180
y=sind(x);
else
y=tand(x);
end
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2020-10-21
2020-10-21
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