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97.70 Im pretty happy it will get me in the course i wanted

umm... formulas do give meaning concept. If one can actually understand the formula they will learn the concept. It can work the other way too. For example that formula tells u that the intensity of EM radiation given off by a black body cavity is a function of the frequency of the wave and...

integration of ln x is xlnx - x :) it works but we didnt have to do it and i dont know integration of (ln x) square umm for question 10b last one i got 2 answers x=1 and x=r and i thought x=r was the correct one when i subbed it, maybe i chose wrong one cause i was presed for time.

umm the answer for the fish was v=3u/2 i think for 10(b) last one the answer i got was x=r and it seemed ok (not 100% sure)

yeah i got that one i ended up with x=r for the answer and when i subbed it in it seemed to be correct. In reply to the fish question i also got v = 3u/2 for the answer :) For the bricks i think it may have been 73 rows (not 100% but fairly sure) i think i stuffed up the last bit on...