0

Guest

Courses New

If XcosA +YsinA = p where p = – sin^2A/cos^2A be a straight line ,prove that the prependiculars on thisstraight line from the points ( m^2 , 2m ) , (Mm , M+m ) , ( M^2 ,2M ) form a geometric progression

If XcosA +YsinA = p where p = – sin^2A/cos^2A be a straight line ,prove that the prependiculars on thisstraight line from the points ( m^2 , 2m ) , (Mm , M+m ) , ( M^2 ,2M ) form a geometric progression
 

Grade:11

1 Answers

Ravi
askIITians Faculty 69 Points
8 years ago
Length of perpendicular from a point (x1, y1) on a line ax+by+c=0 is the absolute value of :
P = \frac{ax_1 +by_1+c}{\sqrt{a^2+b^2}}
Use it to obtain the 3 perpendiculars and show that
a12= a0.a2

Think You Can Provide A Better Answer ?

Other Related Questions on Analytical Geometry

View all Questions »

View courses by askIITians

Design classes One-on-One in your own way with Top IITians/Medical Professionals

Click Here Know More

Complete Self Study Package designed by Industry Leading Experts

Click Here Know More

Live 1-1 coding classes to unleash the Creator in your Child

Click Here Know More

a Complete All-in-One Study package Fully Loaded inside a Tablet!

Click Here Know More