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Find the sum of the solutions of this equation 20x^2-39x-80=0
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Find the sum of the solutions of this equation 20x^2-39x-80=0

User Muhammad Reda
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1 Answer

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This is 'nice':

The sum of the solutions is the coefficient with 'x', change it sign and divide by the coefficient of x^2:

sum = 39/40.



User Runspired
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