Matematyka 7
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4.1. Przykłady wyrażeń algebraicznych<br />
153<br />
13<br />
x y<br />
<br />
<br />
14 x<br />
<br />
<br />
15 x<br />
-<br />
<br />
CENA<br />
x zł<br />
16 <br />
y<br />
<br />
<br />
17 x<br />
y<br />
<br />
<br />
<br />
18 ab<br />
i c<br />
<br />
19 <br />
<br />
<br />
a) <br />
n<br />
b) <br />
n<br />
c) -<br />
<br />
20 x<br />
<br />
<br />
21 y
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