Odpowiedź:
[tex]\frac{3 + 10 + 5 + 12 + 19 + 7 + 4 x}{10} = 12 / * 10[/tex]
4 x + 56 = 120
4 x = 64 / : 4
x = 16
---------
3, 5, 7, 10, 12, 16,16,16,16, 19
m = ( 12 + 16 ) : 2 = 14
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Odpowiedź:
[tex]\frac{3 + 10 + 5 + 12 + 19 + 7 + 4 x}{10} = 12 / * 10[/tex]
4 x + 56 = 120
4 x = 64 / : 4
x = 16
---------
3, 5, 7, 10, 12, 16,16,16,16, 19
m = ( 12 + 16 ) : 2 = 14
=======================
Szczegółowe wyjaśnienie: