- #1
Jbreezy
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- 0
Homework Statement
Convert (1,-2) to polar coordinates find one representation with r >0 and one with r <0. Also 0<= theta <= 2 PI
Homework Equations
I used tantheta = y /x , and x^2 +y^2 = r^2
The Attempt at a Solution
I got (sqrt(5) , arctan(-2)) , (-sqrt(5) , arctan(-2) + pi )
Is this OK?