Optics ft. Coordinate Geometry : Brainy Reflection

Geometry Level 3

A light ray from ( 2 , 3 ) (2,3) is reflected at a point A on x-axis and then passes through ( 7 , 6 ) (7,6) .

The distance of point A from ( − 4 3 , − 1 ) \left( -\dfrac{4}{3} , -1\right) is x \sqrt{x} . What is x x ?


The answer is 26.

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Priyansh Sangule by Priyansh Sangule , 24, India

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1 solution

Ahmad Saad
Dec 9, 2016

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