JEE Advanced 2021 Full Test 1 Paper 2

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SECTION – B (Single Digit Integer Type)
This section contains 06 questions. The answer to each question is a Single Digit integer ranging from 0 to 9, both inclusive.
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Question : 48 of 54
 
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A and B are two square matrices such that A2B=BA and if (AB)10=AkB10 then the value of k−1020 is ....
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