Consider a function f(z) of degree two, having real coefficients. If z – McqOptions

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1.	Consider a function f(z) of degree two, having real coefficients. If z1 and z2 satisfying f(z1)=f(z2)=0 are such that Re z1=Re z2=0 and if z3 satisfies f(f(z3))=0, then select the correct statement.
A.	Re z<sub>3</sub>=0
B.	Im z<sub>3</sub>=0
C.	Re z<sub>3</sub> Imz<sub>3</sub> 0
D.	Re z<sub>3</sub>=0 and Im z<sub>3</sub>=0
Answer» D. Re z<sub>3</sub>=0 and Im z<sub>3</sub>=0

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