1. Б
2. В
3. 0,(3)
4. [tex]\sqrt{2}[/tex]
5. x= 2 и -2
7. В
8. [tex]\frac{\sqrt{36} }{\sqrt{25} } =\frac{6}{5} =1\frac{1}{5}[/tex]
9. Б
10. 1В 2А 3Д 4Б
11. [tex]\sqrt{15} < \sqrt{20}[/tex]
12. [tex]10\sqrt{2} +2\sqrt{2} +5\sqrt{2} =17\sqrt{2}[/tex]
14. 49-3=46
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Answers & Comments
1. Б
2. В
3. 0,(3)
4. [tex]\sqrt{2}[/tex]
5. x= 2 и -2
7. В
8. [tex]\frac{\sqrt{36} }{\sqrt{25} } =\frac{6}{5} =1\frac{1}{5}[/tex]
9. Б
10. 1В 2А 3Д 4Б
11. [tex]\sqrt{15} < \sqrt{20}[/tex]
12. [tex]10\sqrt{2} +2\sqrt{2} +5\sqrt{2} =17\sqrt{2}[/tex]
14. 49-3=46