how would i plot upper half of an ellipse in matlab using standar form?
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(x^2/a^2) + (y^2/b^2) = 1
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Mischa Kim
on 28 Feb 2015
With a bit of math, solve for y
a = 2; b = 3;
x = -a:0.1:a;
y = sqrt(b^2 - b^2*(x.^2/a^2));
plot(x,y)
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