how many rows does the resultant of the relational algebra expression Idesc,acqcost (acqcost ...

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how many rows does the resultant of the relational algebra expression Idesc,acqcost (acqcost<1000 (4)) have, given the table A below? id acqcost dateacq 4998.00 2019-09-15 2019-09-15 82943 Conference Table 77463 Conference Chair 247.45 99821 Conference Chair 247.45 44320 Desk 2019-09-15 2298.00 2017-11-05 99873 Conference Chair 247.45 2019-09-15 247.45 2019-09-15 247.00 2020-06-23 874.00 2018-03-08 1389.00 2019-12-18 4877.90 2017-12-01 2017-11-05 2020-02-10 desc 77472 Conference Chair 88872 Speaker Phone 33411 Monitor 55" 98006 Printer 88753 Copier 72633 Chair 99098 Conference Chair Answer: 642.00 239.90 how many rows does the resultant of the relational algebra expression Idesc,acqcost (acqcost<1000 (4)) have, given the table A below? id acqcost dateacq 4998.00 2019-09-15 2019-09-15 82943 Conference Table 77463 Conference Chair 247.45 99821 Conference Chair 247.45 44320 Desk 2019-09-15 2298.00 2017-11-05 99873 Conference Chair 247.45 2019-09-15 247.45 2019-09-15 247.00 2020-06-23 874.00 2018-03-08 1389.00 2019-12-18 4877.90 2017-12-01 2017-11-05 2020-02-10 desc 77472 Conference Chair 88872 Speaker Phone 33411 Monitor 55" 98006 Printer 88753 Copier 72633 Chair 99098 Conference Chair Answer: 642.00 239.90

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The query asks how many rows does the resultant of the relational algebra expression descacqcos... View the full answer