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


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