﻿ If the polars of (x1, y1) and (x2, y2) w.r.t. the hyperbola  are at right angles, then  : Kaysons Education

# If The Polars Of (x1, y1) And (x2, y2) W.r.t. The Hyperbola  are At Right Angles, Then

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## Question

### Solution

Correct option is

Polar of P (x1y1) and Q (x2y2) w.r.t.  are

…. (1),

… (2)

Slope of (2) is

,

Slope of (1) is

(1) and (2) are at right angles ⇒ m1m2 = –1

#### SIMILAR QUESTIONS

Q1

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Q2

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Q3

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Q4

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Q5

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Q6

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Q7

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Q8

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Q9

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Q10

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