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If z = − vector z, then : (a) z is purely real (b) z is purely imaginary (c) z is any complex number

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If z = − vector z, then : 

(a) z is purely real 

(b) z is purely imaginary 

(c) z is any complex number 

(d) real part of z = complex part of z

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1 Answer

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Best answer

Correct option (b) z is purely imaginary

Explanation:

Putting value of x = 0 in z = x + iy, we get z = iy 

∴ z is purely imaginary

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