Determinant (Part 4). Crammers Rule. To solve simultaneous equations in three unknowns.

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In this video we will study crammers rule to find solution of simultaneous equations in three unknowns.
Very easy & useful method for diploma maths.
Maths academy by Sudhir.

Expansion of determinant order 3 x 3:

Area of Triangle:

Condition of Colinear points:
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Your teaching method is so good. Anyone can understand this clearly.Thank you for making this video. From Ingavale sir's Daughter

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