PGDBA 2022 Question Paper | Quant

CAT Questions

CAT 2022 Quant was dominated by Arithmetic followed by Algebra. In Arithmetic, the questions were dominated by topics like Speed-time-distance, Mixture and Alligations. This year, there was a surprise. The questions from Geometry were relatively on the lower side as compared to the previous years. There were 8 TITA Qs this year. Overall this section was at a medium level of difficulty.

Question 3 : If \( P \) and \( Q \) are two matrices such that \( P Q = Q \) and \( Q P = P \), then \( P ^ { 3 } + Q ^ { 3 } \) is equal to

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Explanatory Answer

Text Explanation will be transcribed soon...

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The question is " If \( P \) and \( Q \) are two matrices such that \( P Q = Q \) and \( Q P = P \), then \( P ^ { 3 } + Q ^ { 3 } \) is equal to "

Hence, the answer is '\( P + Q \)'

Choice A is the correct answer.

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