{2) Find the turning point on the curve y=3x2+6x+1 and determine its nature.
y'=6x+6
dy/dx=0
.: Stationary at point (-1,-2)
x=-2
f'(x)=-6
x=-1
f'(x)=0
x=0
f'(x)=6
It is a point of inflexion}
BE CAREFUL nature is found by the second derivative. Make sure you differentiate the first...
i didnt like the 7 marker in genetics. it was too vague i thought. i piled down a heap of crap from like every dot point in the syllabus for that :-P. The plant experiment was just stupid. overall i thought the questions were a bit vague but it was certainly a bearable paper
well i thought it was good but my definition of good in extension english is an exam where i think i passed. (i never did work for it cos quite frankly i regretted electing it from the first lesson. Yes i could have dropped it but i didn't cos its 'good for ur uai' which it actually isnt unless...
LOL agree with all that. CLOUDSTREET question is so unfair. all the other questions in that section asked about the main characters except cloudstreet which asked about quick. wat was with that. so lame. i just ranted on about how he did not contribute in anyway to my reading. oh well no more...
Hey for this dot point, "Process and analyse information from secondary sources to identify a current use of gene therapy to manage a genetic disease, a named form of cancer or AIDS" are we rquired to do just one of these or do we have to do a genetic disease AND one of either Aids or cancer?