AMC / AIME · Vieta's Formulas · Easy

Vieta's Formulas: Roots of math are math. Find math.

Roots and coefficients.

Try the problem

Roots of x2−7x+10=0x^2-7x+10=0 are r,sr,s. Find r+sr+s.

Hint and answer

Concept to use

Quadratic sum/product.

Hint

Vieta: sum equals coefficient of xx with sign.

Answer

7

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