Odpowiedzi

2009-11-20T10:46:07+01:00
(2+√3)²-(1-√3)(1+√3)+(5-√3)²=4+4√3+3-(1-3)+25-10√3+3=7+4√3+2+25-10√3+3=37-6√3
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Najlepsza Odpowiedź!
2009-11-20T10:46:58+01:00
(2+√3)²-(1-√3)(1+√3)+(5-√3)²=(4+4√3+3)-(1-3)+(25-10√3+3)=
7+4√3+2+28-10√3=-6√3+37
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2009-11-20T10:49:12+01:00
(2+√3)²-(1-√3)(1+√3)+(5-√3)²= 4+4√3+3-(1+√3-√3-3)+25-10√3+3=
=4+4√3+3-1+3+25-10√3+3= -6√3 + 37
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