basically say i have
and as x>0 i have to add or subtract pi from arctan(3/2)
but how do i know whether i should add or subtract pi??
modulus argument form question?? Watch
- Thread Starter
- 08-12-2010 21:59
- 08-12-2010 22:11
For the modulus, you would usually give an exact answer (i.e. a surd). To determine if you need to add or subtract pi, do a quick sketch of your complex number on an argand diagram to see if its argument is right.