Specialist2024 Exam 2 Section A · Q5CAS active1 mark

Locating the negative conjugate on an Argand diagram

If the point $z = 1 + \sqrt{3}i$ is represented on an Argand diagram, the point representing $-\overline{z}$ can be located by

1 mark

Areflecting the point representing

z

in the real axis.Brotating the point representing

z

anticlockwise about the origin by

90°

.Creflecting the point representing

z

in the imaginary axis.Drotating the point representing

z

clockwise about the origin by

90°

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