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Q.

A ray emanating from the point (-3, 0) is incident on the ellipse 16x2 + 25y2 = 400 at the point P with ordinate 4. Then the equation of the reflected ray is

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a

3x+4y=16

b

3x+2y+9=0

c

4x+3y=12

d

4x+3y+12=0

answer is B.

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Detailed Solution

x225+y216=1;e=35 foci (±3,0);S1(3,0)S(3,0)
P(h,4) lies on x225+y216=1P(0,4)
Required line SP.

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