MCQOPTIONS
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| 1. |
If \(x + y + z = 3\) and \(xy + yz + zx=-11\), then what is the value of \({x^3} + {y^3} + {z^3} - 3xyz\)? |
| A. | 126 |
| B. | 145 |
| C. | 121 |
| D. | 154 |
| Answer» B. 145 | |