\[x\] | \[- 3\] | \[3\] | \[- 1\] | \[1\] | \[9\] | \[- 9\] |
---|---|---|---|---|---|---|
\[y\] | \[- 3\] | \[3\] | \[- 9\] | \[9\] | \[1\] | \[- 1\] |
\[y = - 9 \Longrightarrow x = - 1\]
\[y = - 2,3 \Longrightarrow x = - 3\frac{21}{23}\]
\[y = 2,3 \Longrightarrow x = 3\frac{21}{23}\]
\[y = 9 \Longrightarrow x = 1\]