1.

f(x) = ax^2-2bx +c, b^2-ac

Answer» f(x) = ax^2-2bx +c, b^2-ac <0 and 4a + 4b c <0, then 1. a+2b +c <0 2. a+2b + c ≥0 3. a + 2b + c ≤0 4. a+ 2b + c > 0


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