It's GCSE level trig, OG, 15 year-olds learn it.

Not pens in the slightest.

(I ought to add, for anyone using this board as a GSCE maths study aid, that the end of the quadratic equation, which wouldn't fit into the message title, is "all over 2a".)

Posted By: Arizona Bay on December 11th 2008 at 16:39:30


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