Treść zadania
Autor: mania814 Dodano: 13.11.2010 (15:26)
Rozwiąż nierówność
(x+4)kwadrat<(x-2)(x+2)
Ewa ma 12 lat 6 lat temu była 5 razy młodsza od ojca. Ile razy starszy jest ojciec Ewy obecnie??
Odległość między miastami na mapie w skali 1:1500000 jest rowne 3,4cm. Jaka jest odległośc rzeczywista między tymi miastami??
Na trójkącie rownobocznym ABC opisano okrąg o r=2pierwiastek z 3. Oblicz obwod tego trojkata oraz jego pole.
Graniastoslup i ostroslup maja przystajace do siebie podstawy i rowne objętości.Wysokość ostroslupa jest rowna 18cm. Oblicz wysokosc graniastoslupa.
Zadanie jest zamknięte. Autor zadania wybrał już najlepsze rozwiązanie lub straciło ono ważność.
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niunia24 13.11.2010 (15:45)
xkwadrat+16, x kwadrat - 2 x - 2 x + 4
x kwadrat + 16 - x kwadrat + 2 x + 2 x - 4 = 4 x + 12Dodawanie komentarzy zablokowane - Zgłoś nadużycie
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52ewa 13.11.2010 (16:33)
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