A ball moving around the circle x2 + y2 - 2x - 4y - 20 = 0 in anti-clockwise direction leaves it
tangentially at the point P(-2,-2). After getting reflected from a straight line it passes through the centre
of the circle. Find the equation of this straight line if its perpendicular distance from Pis
You can
assume that the angle of incidence is equal to the angle of reflection.
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=》》》Hi mate i knew this question I think this a previous year IIT JEE question thank for ask this question
Dear mate here is your answer
=》》》》the tangent equation is
2x+3y=16
the point (h,k) lies at a distance of (√2*2.5) from the point (-2,-2) ,u can find it using parametric method
i.e
h+2=2.5*√2 3√13
k+2=-2.5*√2 2√13
now u can find the equation of rebonding wall by the point slope formula
●hope this helps you please mark me as brainliest dear freind
---------thank you------------
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