How to solve IPMAT 2019 - Quantitative Aptitude Question 13?

This question can be solved by applying the core concept explained in the solution above, followed by step-by-step calculation and elimination of options.

Which concept is tested in this question?

This question tests fundamental concepts commonly asked in IIM IPMAT exams.

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IPMAT 2019 - Quantitative Aptitude Question 13

This is a detailed step-by-step solution for IPMAT 2019 - Quantitative Aptitude Question 13. Understand the concept, common mistakes, and expert tips to solve similar questions in IIM IPMAT exam.

IPMAT 2019 - Quantitative Aptitude

According to the question, we can conclude that each row must contain two’s 1 and one -1 and column as well
So the matrix can be

There may be different arrangement possible, but the value of the determinant will not change, so the answer is = 4

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