Sketch the graph of truncus \(y = \dfrac{{ - 1}}{{{{\left( {x - 2} \right)}^2}}}\)

Sketch the graph of the truncus \(y = \dfrac{2}{{{{\left( {x - 1} \right)}^2}}} + 1\)

Sketch the graph of the truncus \(y = 1 - \dfrac{1}{{{{\left( {x - 1} \right)}^2}}}\)

Sketch the graph of the truncus \(y = \dfrac{{ - 1}}{{{{\left( {2x + 4} \right)}^2}}}\)