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1. |
Consider the quadratic equation (c – 5) x2 – 2cx + (c – 4) = 0, c ≠ 5. Let S be the set of all integral values of c for which one root of the equation lies in the interval (0, 2) and its other root lies in the interval (2, 3). Then the number of elements in S is: |
A. | 18 |
B. | 12 |
C. | 10 |
D. | 11 |
Answer» E. | |