- #1
ehrenfest
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Homework Statement
How would you derive the equation for an ellipse from the parametrization:
x = a cos(t)
y= b sin(t)
If I solve for t and set them equal, I get:
arccos(x/a) = arcsin(x/a)
which looks nothing like the usual formula:
x^2/a^2 + y^2/b^2 = 1
?