If the line \( p x+q y=1 \) touches the circle \( x^{2}+y^{2}=r^{2} \), prove that the point \( ...

Channel:
PW Solutions
Subscribers:
447,000
Published on ● Video Link: https://www.youtube.com/watch?v=pIoz8Iups3g


Duration: 4:18
4 views
0

If the line \( p x+q y=1 \) touches the circle \( x^{2}+y^{2}=r^{2} \), prove that the point \( (p, q) \) lies on the circle \( x^{2}+y^{2}=r^{-2} \).
📲PW App Link - https://bit.ly/YTAI_PWAP
🌐PW Website - https://www.pw.live



Other Videos By PW Solutions


2022-10-26Which of the following is the basic mineral and the backbone of industrial development? (a) Zinc ...
2022-10-26Find the equations of tangents to the circle \[ x^{2}+y^{2}-2 x+8 y-23=0 \text { having slope } ...
2022-10-26Find the equations of circles which touch both the coordinate axes at distances of 6 units from ...
2022-10-26Discuss the jhumming cultivation practised in different parts of theorld.
2022-10-26Find the equations of the circles satisfying the given conditions: touches \( y \)-axis at \( (0...
2022-10-26In India, the Gulf of Khambhat, the Gulf of Kachchh and the Gangetic delta provide ideal conditio...
2022-10-26Which state is the leading producer of rubber in India?
2022-10-26The Badampahar mine in Mayurbhanj and Kendujhar district is situated in which of the following In...
2022-10-26Name the two major beverage crops grown in India. Describe their growing areas.
2022-10-26Find the equations of the tangents to the circle \( x^{2}+y^{2}+20 x+20 y+20=0 \) through the or...
2022-10-26If the line \( p x+q y=1 \) touches the circle \( x^{2}+y^{2}=r^{2} \), prove that the point \( ...
2022-10-26Find the equation of the circle whose radius is 3 and which touches the circle \( x^{2}+y^{2}-4 ...
2022-10-26Arrange the following in correct sequence. I. Farmers exposed to challenges due to globalisation ...
2022-10-26Write a short note on horticulture in India. Mention the states that are famous for the productio...
2022-10-26Find the equations of the tangents to the circle \( x^{2}+y^{2}=10 \) drawn from the point \( (4...
2022-10-26Explain any four characteristics of commercial farming in India.
2022-10-26Find the points of intersection of the circle \( 3 x^{2}+3 y^{2}-29 x-19 y+56=0 \) and the line ...
2022-10-26Find the equations of the tangents to the circle \( x^{2}+y^{2}=9 \) which make an angle of \( 6...
2022-10-26Find the equation of the circle passing through the three points Also find its centre and radius...
2022-10-26Find the equation to the circle which is concentric with \( x^{2}+y^{2}-6 x+7=0 \) and touches t...
2022-10-26If the sum of squares of distances of a point \( P \) from the two points \( (-5,2) \) and \( (1...


Tags:
pw