Label all axis intercepts and local maximum/minimum points.
State the range.
Use the graph to solve \(|x^2-4|<1\).
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Answer:(a) Roots \(\pm\sqrt3,\pm\sqrt5\); minima \((\pm2,-1)\); local maximum/\(y\)-intercept \((0,3)\); (b) Range \(y\geq-1\); (c) Inequality (\sqrt3<