By using properties of determinants- show that- 1 x x2- x2 1 x- x x2 1 -1-x32

Applying R1 → R1 + R2 + R3, we have: Applying C2 → C2 − C1 and C3 → C3 − C1, we have: Expanding along R1, we have: Hence, the given result is proved. ...

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Standard XII

Mathematics

Method of Intervals

By using prop...

Question

By using properties of determinants, show that:

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Solution

Applying R₁ → R₁ + R₂+ R₃, we have:

Applying C₂ → C₂ − C₁and C₃ → C₃ − C₁, we have:

Expanding along R₁, we have:

Hence, the given result is proved.

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