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If x+y+z=9 and xy+yz+zx = 23, the value of (x3+y3+z3−3xyz)=? (a) 108 (b) 207 (c) 669 (d) 729 |
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Answer» If x+y+z=9 and xy+yz+zx = 23, the value of (x3+y3+z3−3xyz)=? (a) 108 (b) 207 (c) 669 (d) 729 |
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