A main diagonal is a set of all elements which satisfy the condition i $\neq$ j.

True

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False

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Solution

The correct option is B
False

The condition should be exactly the opposite. The main diagonal is given by $a_{i j}$ where i = j.

This definition is used in lot of instances both in defining what a diagonal matrix is as well as in higher mathematics.

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Similar questions

A main diagonal is a set of all elements which satisfy the condition i $\neq$ j.

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Let A be a set containing n elements. Which of the following conditions is always satisfied by n?

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