For a complex number z, if Re(z) and Im(z) are the roots of x2-7x+12= – McqOptions

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1.	For a complex number z, if Re(z) and Im(z) are the roots of x2-7x+12=0 and z+z̅ is one of the roots of x2–10x+16=0, then, find Re(z)-Im(z).
A.	1
B.	-1
C.	3
D.	-3
Answer» B. -1

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