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1. |
A root of equation ax2 + bx + c = 0 (where a, b and c are rational numbers) is 5 + 3√3. What is the value of (a2 + b2 + c2)/(a + b + c)? |
A. | 35/3 |
B. | 37/3 |
C. | -105/11 |
D. | -105/13 |
Answer» D. -105/13 | |