October 2018 1 9 Report

Wartość bezwzględna. Rozwiąż równanie:

1. |x| = 13

2. |x+9| =3

3. |x-5|=7

4. 12+|7-x|=5

5. 5-2|x+1|=3

6. 12|x|-3=0

7.|2x+3| (a w mianowniku 4)=1

8. 3|x|=|x|+3

9.|x+2| (w mianowniku 2) =|x+2|-7

10. 7|6x+7|=-4


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