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Q.

Image of point 2i3+iin the line (1+i)z+(1i)z¯=0is the point

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a

1i2

b

i+12

c

1+i2

d

1+i2

answer is C.

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Detailed Solution

substitute z=x+iy in the equation of line (1+i)z+(1i)z¯=0(1+i)x+iy+(1i)x-iy=0 x+ix+iy-y+x-ix-iy-y=02x-2y=0 x-y=0

Point =1i2=12,-12, line y=x, then image =1+i2

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