Find the modulus and argument of the complex numbers if ,

and

I just couldn't understand this part : .. what does it mean ?

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- December 15th 2008, 04:15 AMmathaddictmodulus and argument
Find the modulus and argument of the complex numbers if ,

and

I just couldn't understand this part : .. what does it mean ? - December 15th 2008, 04:19 AMmr fantastic
- December 15th 2008, 04:28 AMmathaddictRe :
Oh , just a simple one , i thought it means something else . THanks , Mr f