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Ifzsatisfiesthe conditionarg(z + i)=(pi)/(4) . Then theminimumvalue of|z +1 - i| +|z - 2 +3 i| is _______. |
Answer» COMPLEX number z moves on ray Ef. Now,for any position of complex number P(z) on the ray EF, `|z-(-1+i)|+|z-(2-3i)|=PA+ PB` Clearly, PA+PB is minimum when POINTP isa point C, where point A,C and B are COLLINER. So, `(PA +PB)_("min") = AB = 5` |
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