Matrix A =
1 2
2 1
Matrix B =
1 2 -4
2 1 -4
Which one of the following is correct?
B is the right inverse of A
B is the left inverse of A
B is the both side inverse of A
None of the above
For election to the Lok Sabha, a nomination paper can be filed by
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In a month if the seventh day is three days earlier than Saturday,then the nineteenth day of the month will be a
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Which among the following events happened earliest ?
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An 80-litre solution of alcohol and water has 75% alcohol. How much water (in litres) must be added to bring down the concentration of alcohol to 60%?
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