MCQOPTIONS
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| 1. |
If f(5 + x) = f(5- x) for every real x, and f(x) = 0 has four distinct real roots, then the sum of these roots is |
| A. | 10 |
| B. | 0 |
| C. | 40 |
| D. | 20 |
| Answer» E. | |