Now, just square it
Algebra
Level
3
\[\large \begin{cases} a + b + c = -abc \\ \dfrac 1a + \dfrac 1b + \dfrac 1c = 1 \end{cases} \]
Given the above, where \(a, b, c \ne 0\), find \(\dfrac 1{a^2} + \dfrac 1{b^2} + \dfrac 1{c^2}\).
by
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