dy/dx=2x+5y/2x-y

Question

dy/dx=2x+5y/2x-y

hartnn · Answer

y= vx

shrutipande9 · Answer

then dy/dv=vdx/dv+x...u mean using this?

hartnn · Answer

hey, wo v+ xdv/dx hoga na

hartnn · Answer

v+ xdv/dx= (2+5v)/(2-v) 

isn't it ?

shrutipande9 · Answer

ohh ya...i diff wrt v...lol...ya

hartnn · Answer

now its variable separable :)

shrutipande9 · Answer

ahhhaa....isiliye gadbad ho raha tha...lol

hartnn · Answer

ab badbad mat kar aur solve kar lol :P

shrutipande9 · Answer

lol...srry guru bhai...XP

hartnn · Answer

i am not guru, satellite73 is guru >.<
call him gurubhai.

aur answer mila kya ab ?

shrutipande9 · Answer

wait...i m nt a maths freak...tym lagta hai....waise bhi i hv 2 help dis son of my bai wid des ques....

hartnn · Answer

lol ok take your time... :p

shrutipande9 · Answer

2-v/(v+2)(v+1)dv=1/xdx 
abhi iska kya karu? integration?

shrutipande9 · Answer

forgot all d int methods...:/ 12th me kiya tha....

hartnn · Answer

ha integration
partial fractions yaad hai ?

hartnn · Answer

$\huge \dfrac{2-v}{(v+1)(v+2)}=\dfrac{A}{v+1}+\dfrac{B}{v+2}$

hartnn · Answer

$\huge 2-v=A(v+2)+B(v+1)$

to find A, put v=-1 ^ , and to find B, put v=-2 ^

shrutipande9 · Answer

omg....i m gona tell my bai...i give up...

hartnn · Answer

lol, simple hai

shrutipande9 · Answer

samjha....samjha...pheww

hartnn · Answer

usko bhi to koi idea hoga....wo padh rha hai na

shrutipande9 · Answer

so A=3 and B=-4
Usko idea hai....obv...he needs help wid sum harder ques....it wud be so lol...jo sikha raha hai usko idea nahi or wo ladke ko idea hai...then d whole point of me teaching is lost.

hartnn · Answer

A,B correct hai . 
can he solve further ?
ab toh chindi sum ho gaya hai h=yeh :P

shrutipande9 · Answer

hopefully....nahi toh guru bhai guru bhai avya che dhoom dhadaka karela che:P

hartnn · Answer

hahahah