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(2) using clues to arrive at a solution
(3) activity based approach
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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
A mathematician is a blind man in a dark room looking for a black cat which isn't thereCharles R. Darwin
M4Math helped me a lot.Vipul Chavan 5 Months ago
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