Hello Jatin If whole row is 0, then the determinant is 0. We could have straight away used that property. We have not told that property because it gets difficult to remember each and everything,

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In this question you expand the determinant but according to question

Davneet Singh

Hello Jatin

If whole row is 0, then the determinant is 0.

We could have straight away used that property.

We have not told that property because it gets difficult to remember each and everything, so that's why :)

Written on April 30, 2018, 5:56 p.m.

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Class 6