Correct/Rewrite the following code to make it work in Matlab /Octave. Submit the corrected code in scripts. %This is actually a quiz, i need to get it right
x=-pi:0.2:3*pi;
y=sine(x))+cosine(x);
plot(xy,'b','LineWidth':,1.5)
xlab
elling('x')
ylabel(:y:)
titled('Hurray! so easy ','Fontsize',12)

Ahelical coil spring has a mean diameter of 50 mm, a wire diameter of 5.5 mm and is wound with a pitch of 10 mm. the spring steel has an ultimate strength of 1250 mpa. find the force needed to compress the spring solid and the wire stress in this condition. state whether the spring will return to its initial length.