, 29 2009 . 02:26
+

X4 + X2 = 1
X4 + X2 - 1 = 0
, X2 = M
M2 + M - 1 = 0
= 12 - 4*1*(-1) = 5
X1 = -1 - √5 / 2 = -1.62
X2 = -1 + √5 / 2 = 0.62
M = 0.62
X2 = 0.62
X4 + 0.62 = 1
X4 = 0.38
X = 0.785
- ?
, 27 2009 . 11:14
+
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