MCQOPTIONS
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| 1. |
Which of the following is same as \((x-y)^3 + (y-z)^3 + (z-x)^3\)? |
| A. | \(2x^3 + 2y^3 + 2z^3\) |
| B. | 0 |
| C. | (x-y) (y-z) (z-x) |
| D. | 3(x-y) (y-z) (z-x) |
| Answer» E. | |