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Discussion in 'Mathematics' started by rustybug, Dec 26, 2011.
3 sec^20 = 1/3????
(That looks weird - it's three sec squared zero)
It's 3, isn't it?
If its the question on Jan 11,
You found dx/dy to equal three,
The question then requires you to find dy/dx, which is then shown as 1/3 in the markscheme.
If it isn't this one, let me know.
Of course, thank you!