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Question

Solution

Correct option is

2

Now, the identity,

                    

gives us

                    

Testing

SIMILAR QUESTIONS

Q1

The number of solution of is

Q2

Let P and q be two complex numbers such that  If the roots of the question  have the same absolute value, then p/q is

Q4
Q5

For any complex number z, the minimum value of 

Q6

For all complex number z1 , z2 satisfying  the minimum value of