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PIMSO 2022 - Mathematics - Senior Secondary - National Round Question 15

PIMSO Maths · PIMSO 2022 - Mathematics - Senior Secondary - National Round

Question 15

Let $r_1$ and $r_2$ be the roots of the equation $x^2-2022x+2022=0$. What is the sum of the squares of the reciprocals of $r_1$ and $r_2$?