Question: Convert from rectangular to polar coordinates using a calculator (make sure your choice of gives the correct quadrant): (a) (2, 3) (b) (4, 7)

Convert from rectangular to polar coordinates using a calculator (make sure your choice of θ gives the correct quadrant):

(a) (2, 3) 

(b) (4, −7) 

(c) (−3, −8) 

(d) (−5, 2)

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