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#27
27-01-2011, 11:46 PM
posted to uk.rec.gardening
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Hi im new :-) and fairly new to gardening :-S
"Bill Grey" wrote in
: "Tom" wrote in message .253... Martin wrote in : In real life being able to instantly recall a product is better than knowing how to derive it from scratch. And much better than either is knowing how and when to use/apply it, and to use the right tool to get the correct answer. Try solving a quadratic equation using the "formla" method, oh damn! - you've forgotten the formula (shame) Now use the "completing the square" logical method.- no formulae involved. Nice to kow how it really is done. But that is less trivial for x^2 + x + 1 |
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