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MATH / Let r, s, and t be the roots of the equation x³−20x²+18x−7=0. Find the value of r²s²+s²t²+t²r². · Discussion

Discussing Let r, s, and t be the roots of the equation x³−20x²+18x−7=0. Find the value of r²s²+s²t²+t²r². · MATH

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