Maths ! help !
Posted by
Anjali on
Apr 19, 2014; 4:38am
URL: http://discussion-forum.276.s1.nabble.com/Maths-help-tp7587407.html
1. The condition that the straight line y=mx+c may touch the hyperbola (x^2/a^2) - (y^2/b^2)=1 is
C^2= a^2m^2-b^2
C^2=a^2m^2+b^2
C^2=m^2-a^2b^2
C=b^2m^2-a^2
"Once you eliminate the impossible, whatever remains, no matter how improbable, must be the truth."