Recent content by lijincheng

no it's not fine because i got 0.57 too only because i differentiated e^x wrong, i differentiated it into xe^x for some odd reason. and that's what i got.

don't be sad you're still an iphone

Q 12 c is to the nearest minute

For that simple harmonic motion question, rather than proving by a=n^2x, i integrated it and expressed it in the form of Asin(nt+w) would i still get the mark? :L

********************************************** For I am alive For those threadbare mittens lay quaint faint as they are dim in bareness Where shadows tread dipped in deep black shall the glove shed? shall the glove shed? yes the mittens feed sans pain sans...