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A(x1,y1),B(x2,y2),C(x3,y3), " are the v...

`A(x_1,y_1),B(x_2,y_2),C(x_3,y_3), " are the vetice of a triangle, then equation " |{:(x,y,l),(x_1,y_1,1),(x_2,y_2,1):}|+|{:(x,y,l),(x_1,y_1,1),(x_3,y_3,1):}|=o` represents

A

a line through B

B

a line through C

C

altitude through A

D

median through A

Text Solution

Verified by Experts

The correct Answer is:
D
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