Szybko! :D
Oblicz:
zad.1
a) √32 * 8 =
b) √10 * √40 =
c) √18 * √50 =
d) √45* √20 =
e) √30 * √480 =
zad.2
Wyłącz czynnik przed pierwiastek:a) 3√32
b)3√250
c)3√135
d)3√375
e)3√208
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zad 1
a) √32 * 8 =8√[4²*2]=32√2
b) √10 * √40 =√400=20
c) √18 * √50 =√900=30
d) √45* √20 =√900=30
e) √30 * √480 =√14400=120
zad 2
a) 3√32=√[3² *32]=√[9*32]=√288
b)3√250=√[3² *250]=√[9*250]=√2250
c)3√135=√[3² *135]=√[9*135]=√1215
d)3√375=√[3² *375]=√[9*375]=√3375
e)3√208=√[3² *208]=√[9*208]=√1872