+2 votes
in Mathematics by (47.5k points)

A ray of light coming from the point (2,2√3) is incident at an angle 30° on the line x = 1 at the point A. The ray gets reflected on the line x = 1 and meets x-axis at the point B. Then, the line AB passes through the point: 

(1) (3,-1/√3)

(2) (3,-√3)

(3) (4,-√3/2)

(4) (4,-√3)

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2 Answers

+3 votes
by (49.8k points)

(2) (3,-√3)

For point A

Now satisfy options

+1 vote
by (25 points)

Answer is in the pic given below.

I used concept of reflection and angle and slope concepts

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