JEE Math Practice Question
If f(x) is a quadratic expression such that f (1) + f (2) = 0, and $$-$$ 1 is a root of f (x) = 0, then the other root of f(x) = 0 is :
- A.$$-$$ $${5 \over 8}$$
- B.$$-$$ $${8 \over 5}$$
- C.$${5 \over 8}$$
- D.$${8 \over 5}$$
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