Question #a94a8

1 Answer
bp
Jul 23, 2017

x +i y , where #sqrt(x^2 +y^2) = 3#

Explanation:

The relation between cartesian and and polar coordinates is #x= r cos theta and y=r sin theta#, which implies that #r=sqrt(x^2 +y^2)# . In the given expression, r is 3, hence the catesian form would simply be x+iy

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