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Answer:
Explanation:
The 90-degree counterclockwise rotation gives the following transformation
[tex](x,y)\rightarrow^{}(y,-x)[/tex]Therefore, if we have point A(-4, 2), then
[tex]\begin{gathered} (-4,2)\rightarrow(2,-(-4)) \\ =(2,4) \end{gathered}[/tex]Hence, after 90-degree counterclockwise rotation, the point (-4, 2) maps to (2, 4).