Multiple Choice Questions on Given two complex number z1 and z2 find the arg z1 z2 ........ for NDA Exam Preparation

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Multiple Choice Questions

Given two complex number z1 and z2 find the arg z1 z2 ........

Mathematics (NDA) Complex Numbers
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Given two complex number z1 and z2, find the arg(z1 /z2 )?  

arg(z1) – arg(z2) 

Correct Answer

arg(z1z2) 

Incorrect Answer

arg(z1’) + arg(z2) 

Incorrect Answer

arg(z1) + arg(z2) 

Incorrect Answer
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Explanation:

 As we know the argument of the quotient of two complex numbers is equal to the difference of their arguments. 

Therefore , arg(z1/z2) = arg(z1) – arg(z2) 

 

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