y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)
y=tan^-1((4x)/(1-4x^2)) হলে dy/dx= কত ?
2/(1+4x^2)
2/(1-4x^2)
4/(1-4x^2)
4/(1+4x^2)