Let \[z=1-t+i \sqrt{{{t}^{2}}+t+2}\], where t is a real parameter. The locus of z in the argand plane is

Let \[z=1-t+i \sqrt{{{t}^{2}}+t+2}\], where t is a real parameter. The

1.	Let \[z=1-t+i \sqrt{{{t}^{2}}+t+2}\], where t is a real parameter. The locus of z in the argand plane is
A.	a hyperbola
B.	an ellipse
C.	a straight line
D.	none of these
Answer» B. an ellipse

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Let \[z=1-t+i \sqrt{{{t}^{2}}+t+2}\], where t is a real parameter. The locus of z in the argand plane is

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