﻿ The straight lines joining the origin to the points of intersection of the linekx + hy = 2hk with the curve (x – h)2 + (y – k)2 = c2 are at right angles, if : Kaysons Education

# The Straight Lines Joining The Origin To The Points Of Intersection Of The Linekx + hy = 2hk with The Curve (x – h)2 + (y – k)2 = c2 are At Right Angles, If

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## Question

### Solution

Correct option is

We have,

and,

The combined equation of the straight lines joining the origin to the points of intersection of (i) and (ii) is

Lines given by this equation are at right angle.

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