Express 5-2i in polar form. Express your answer in radians to the nearest hundreth.
r=sqrt5^2+-2i^2 which equals sqrt21.Arctan of -2/5+pi equals -18.7
Polar form=sqrt21 cis -18.7
Is this correct??
r=sqrt5^2+-2i^2 which equals sqrt21.Arctan of -2/5+pi equals -18.7
Polar form=sqrt21 cis -18.7
Is this correct??