Find the canonic analytical expression of the following quadratic form q: R³ → R, q (x) = 6x,²+x,² – 4x3² + 4x,x3 + 4x1X2, x = (x1, X2, X3) E R3 and the basis relative to this canonic expression. %D

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Sequence and Series

A sequence is defined as a collection of things. Series is defined to sum the things one by one in the sequence.  It was invented by German mathematician Carl Friedrich Gauss.