1.

The value of  \[|z-5|\]if \[z=x+iy\],  is [RPET 1995]

A. \[\sqrt{{{(x-5)}^{2}}+{{y}^{2}}}\]
B. \[{{x}^{2}}+\sqrt{{{(y-5)}^{2}}}\]
C. \[\sqrt{{{(x-y)}^{2}}+{{5}^{2}}}\]
D. \[\sqrt{{{x}^{2}}+{{(y-5)}^{2}}}\]
Answer» B. \[{{x}^{2}}+\sqrt{{{(y-5)}^{2}}}\]


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