There is something I don't understand about algebra: It has been around for thousands of years, yet no one has ever found out what the value of "x" or "y" really is.Richard van der Merwe
An expert is a man who has made all the mistakes, which can be made, in a very narrow field.Niels Bohr
M4Math helped me a lot.Vipul Chavan 1 year ago
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