help@askiitians.com

+91-93193 64476

Analytical Geometry> st lines...

question mark

s.t every pair of lines can be represented by ax^2+2hxy+by^2+k(x^2+y^2) k is const

akash kashyp , 16 Years ago

Grade Upto college level

1 Answers

Badiuddin askIITians.ismu Expert

Dear akash

ax^2+2hxy+by^2+k(x^2+y^2)=0

(a+k)x² +2hxy +(b+k)y² =0

a'x² +2hxy +b'y² =0 this is the general form of pair of st line through origin so every line can be represented in above manar

Please feel free to post as many doubts on our discussion forum as you can.
If you find any question Difficult to understand -
post it here and we will get you the answer and detailed solution very quickly.
We are all IITians and here to help you in your IIT JEE preparation.
All the best.
Regards,
Askiitians Experts
Badiuddin

Last Activity: 16 Years ago

LIVE ONLINE CLASSES

Prepraring for the competition made easy just by live online class.

Full Live Access

Study Material

Live Doubts Solving

Daily Class Assignments

The locus of the point represented by x= t^2 +t+1 and y=t^-t+1 is

analytical geometry

1 Answer Available

Last Activity: 3 Years ago

show that the centroids of the triangles of which three perpendiculars lie along the lines y=m1x,y=m2x,y=m3x lie on y(3+m2m3+m3m2+m1m2)=x(m1+m2+m3+3m1m2m3)

analytical geometry

1 Answer Available

Last Activity: 3 Years ago

show that the equation (ab-h²)(ax²+2hxy+by²+2gx+2fy)+af²+bg²-2fgh=0 represent a pair of straight lines and that these straight lines form a rhombus with the lines ax²+2hxy+by²=0

analytical geometry

1 Answer Available

Last Activity: 3 Years ago

A circle has its center on straight line 5x-2y+1=0 and cuts the x axis at two points whose absciasse are -5,3 find equation of the circle and it's radius.

analytical geometry

1 Answer Available

Last Activity: 4 Years ago

Prove that ax^2+by^2+cz^2 +2ux+2vy+2wz+d=0 represent a cone if u^2/a+v^/b+w^2/c=d

analytical geometry

1 Answer Available

Last Activity: 4 Years ago

View all Questions