Recent content by cheatmenot

thank you for your answer but as i go over and answer them, i got it really hard in obtaining it.. can you do it for me sir?? i really needed it thanks a lot . .more power i need both ..

(a) all circles tangent to x-axis?? with answer on the book [1+(y^{2})^2]^3=[yy''+1+(y')^2]^2 (b) all circles with fixed radius r and tangent to x-axis?? Thanks a bunch!

i need the solution in the given problem . .i found out in my book the answer . .i need the solution on how to solve the problem using the separation of variables

$$(2xy-3y)dx-({x}^{2}-x)dy=0$$ ans. $$xy(x-3)=C$$ ty