Well, I already did the f= w/2(pie) = 1/2(pie)((LC)^(1/2)).
What puzzles me is how you find L & C after you do this. You see, I thought that somehow if I use i = -wQsin(wt) & q = Qcos(wt), I'd be able to do it. Because I'm told that the maximum current must be a certain value "I", I can say...