- #1
Poetria
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Homework Statement
[/B]
a - a fixed non-zero real number
r=e^(a*theta), where -pi/2<theta<pi/22. The attempt at a solution
r^2=(e^(a*theta))^2
x^2 + y^2 = e^(2*a*theta)
ln(x^2 + y^2) = 2*a*theta
ln(x^2 + y^2) = 2*a*(pi+arctan(y/x))
Is this OK?