Recent content by Jende

So it should come out to be: y(x)=C1t2+C2t-1

Homework Statement Find the general solution for the DE: t2y''-2y=0 Homework Equations These were given for other parts of the problem so I'm not sure if they're relevant. y1(t)=t2, y2(t)=t-1, y(1)=-2, y'(1)=-7 The Attempt at a Solution The t2 at the front was really stumping me and I'm not...

Ok thanks a lot. This was giving me a lot of frustration.

Homework Statement An object 1.25 cm tall is placed 100 cm in front of a convex lens with a focal length of magnitude 50 cm. A concave lens with a focal length of magnitude 20 cm is placed 90 cm beyond the first lens. Where is the final image located? Homework Equations (1/s)+(1/s')=1/f s=...

Hi. I'm a freshman Chemical Engineering student at the University of Louisville. I've been using this site for homework help for a while and finally decided to join. Thanks for any help I get.