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1. |
If the sum of the roots of ax2 + bx + c = 0 is equal to the sum of the squares of their reciprocals, then which one of the following relation is correct? |
A. | ab2 + bc2 = 2a2c |
B. | ac2 + bc2 = 2b2a |
C. | ab2 + bc2 = a2c |
D. | a2 + b2 + c2 = 1 |
Answer» B. ac2 + bc2 = 2b2a | |