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4 votes
Can you do check my question

User Jumbopap
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1 Answer

3 votes

It is important to know that the transformation rule for a reflection across y = -x is


(x,y)\rightarrow(-y,-x)

The transformation rule for a reflection across the x-axis is


(x,y)\rightarrow(x,-y)

So, if we combine both rules, we get the following


(x,y)\rightarrow(-y,-x)\rightarrow(-y,x)

This rule belongs to a counter-clockwise 90° rotation about the origin.

Hence, the answer is the last option.

User Eltiare
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6.9k points