Simplify using identity: 73×73×73+27×27×27/73×73- 73×27+27×27
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73×73×73+27×27×27/73×73-73×27+27×27=407468
satyammishra8486:
Do it by using identity
ok
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= 73×73×73+27×27×27÷73×73-73×27
= 389,017+3.694-1971+729
= 389,020.69-2700
= 386,320.69
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