Odpowiedź:
a)
4/9 : (-2/27) = -4/9 * 27/2 = -6
b)
-28/15 : 7 = -28/15 * 1/7 = -4/15
c)
4/21 : 6/7 = 4/21 * 7/6 = 2/9
d)
-8/9 : (-10/3) = 8/9 * 3/10 = 4/15
e)
6/7 : (-9) = -6/7 * 1/9 = -2/21
f)
5/14 : 10/21 = 5/14 * 21/10 = 3/4
Szczegółowe wyjaśnienie:
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Odpowiedź:
a)
4/9 : (-2/27) = -4/9 * 27/2 = -6
b)
-28/15 : 7 = -28/15 * 1/7 = -4/15
c)
4/21 : 6/7 = 4/21 * 7/6 = 2/9
d)
-8/9 : (-10/3) = 8/9 * 3/10 = 4/15
e)
6/7 : (-9) = -6/7 * 1/9 = -2/21
f)
5/14 : 10/21 = 5/14 * 21/10 = 3/4
Szczegółowe wyjaśnienie: