If z1,z2,z3 are three collinear points ...

If `z_1,z_2,z_3 ` are three collinear points in argand plane, then`|[z_1,barz_1,1],[z_2,barz_2,1],[z_3,barz_3,1]|`

A

`A.0`

B

`B.-1`

C

`C.1`

D

`D.2`

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