A is a m \times n matrix of rank 4 . If A contains an m^{\text{th }} order non singular sub matrix and A ^{ T } A is a 7 \times 7 matrix, then the number of rows of A is

TS EAMCET 10-Sep-2020 Shift 2 Solved Paper

Section: Mathematics

Question : 5 of 160

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A is a m×n matrix of rank 4 . If A contains an m‌th ‌ order non singular sub matrix and ATA is a 7×7 matrix, then the number of rows of A is

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