﻿ The condition that the straight line lx + my = n may be a normal to the hyperbola b2x2 – a2y2 = a2b2 is : Kaysons Education

# The Condition That The Straight Line lx + My = N may Be A Normal To The Hyperbola b2x2 – a2y2 = a2b2 is

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## Question

### Solution

Correct option is

lx + my = n  … (1) is normal to hyperbola

b2x2 – a2y2 = a2b2             ….. (2) by (2)

…. (3)

Normal at any point P  is

Compare (1) and (4),

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