Posted by Jane on .
Write the complex number z = 2 + 5i in polar form, rounding to the nearest hundredth if needed.

Precalc 
Henry,
Z = 2 + 5i.
tanA = 5/2 = 2.50
A = 68.20o
Z = X/cosA = 2/cos68.20 = 5.39 @ 68.2o=
(5.39,68.2)