Using determinants, find the area of \triangle {\PQR} with ...

CBSE Class 12 Math 2023 Delhi Set 2 Solved Paper

Question : 11 of 14

Marks: +1, -0

Using determinants, find the area of △PQR with vertices P(3,1),Q(9,3) and R(5,7). Also, find the equation of line PQ using determinants.

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