September 2018 1 42 Report

Doprowadź do najprostrzej ostaci wyrażenia:

1) √27 + √48 - √75

2)√125 + √24 - √45 - √150

3)\frac{\sqrt{108}- \sqrt{180}}{ \sqrt{12}- \sqrt{20}}

4)\frac{ \sqrt{112}-\sqrt{32}}{\sqrt{252}- \sqrt{72}}

5)\frac{11\sqrt{3}-4\sqrt{7}}{\sqrt{3}-\sqrt{7}}-\frac{13\sqrt{7}+\sqrt{3}}{\sqrt{12-\sqrt{28}}}

6)\frac{26\sqrt{5}-23\sqrt{3}}{\sqrt{45}-\sqrt{27}} - \frac{2\sqrt{5}-\sqrt{3}}{\sqrt{5}-\sqrt{3}}


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