Usuń niewymierność z mianownika
a)-2/3^6=
^ oznacza pierwiastek, więc:
-2/3√6 *√6/√6 = -2√6/18= -√6/9
-2 √6
___ * _____=
3√6 √6
-2√6
____ =
3*6
18
-√6
____
9
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^ oznacza pierwiastek, więc:
-2/3√6 *√6/√6 = -2√6/18= -√6/9
-2 √6
___ * _____=
3√6 √6
-2√6
____ =
3*6
-2√6
____ =
18
-√6
____
9