Question

evaluate 997 whole cube

Answer 1

997 whole cube = 9.98.....

Answer 2

$\: \: \: \: {997}^{3} \\ = {(1000 - 3)}^{3} \\ = {1000}^{3} - {3}^{3} - 3 \times 1000 \times 3(1000 - 3) \\ = 1000000000 - 27- 9000 \times 997 \\ = 991,026,973.$



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