Odpowiedzi

2009-11-14T13:16:28+01:00
(a²-16)(a+2)=a³+2a²-16a-32=√2³+2*√2²-16√2-32=2√2+4-16√2-32=-14√2-28
2009-11-14T13:19:45+01:00
(/2" -16)(/2 +2)=(4-16)(/2+2)=-12(/2+2)=-12/2-24


/-pierwiastek
"-do potegia 2
2009-11-14T14:32:23+01:00
(a²-16)(a+2)dla a=√2
[(√2)²-16](√2+2)=(2-16)(√2+2)=2√2+4-16√2-32=14√2-28