(adsbygoogle = window.adsbygoogle || []).push({}); 1. The problem statement, all variables and given/known data

The point Q is the reflection of P(-1,3,4), in the plane with equation 2x-y+z=1.

Determine the coordinates of Q

2. Relevant equations

3. The attempt at a solution

Well im not really looking for a solution. I just want to know what I am trying to find. What is a reflection in three space. Where is point Q

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# What is a reflection

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