What is the reflection image of (5, -3) across the y-axls? ○(-5, -3) ○(-5, 3) ○ (-3, 5)○ (5, 3)

Rohan Seth asked Dec 15, 2023

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39 votes

Rohan Seth asked Dec 15, 2023

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6 votes

A reflection across the y-axis is defined as:

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

Then in this case we have:

$(5,-3)\rightarrow(-5,-3)$

Therefore the answer is the first choice.

Puchu answered Dec 21, 2023

by Puchu

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