+- α β΄ 20. If 5. If a and B are the zer...

+- α β΄ 20. If 5. If a and B are the zeros of the quadratic polynomial f(x) = x2 - x - 4, find the value of 1 1 a B 6. If a and B are the zeros of the quadratic polynomial f(x) = x2 + x - 2, find the value of - + - aß.

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