October 2021 1 40 Report
Решить:
[tex] ( \frac{ \sqrt{7} }{ \sqrt{7}+ \sqrt{27} } - \frac{ \sqrt{3} }{ \sqrt{7}- \sqrt{27} }) * (1-2 \sqrt{21})

[/tex]

[tex]( \frac{ \sqrt{13} }{ \sqrt{13} - \sqrt{2} } + \frac{ \sqrt{2} }{ \sqrt{13}+ \sqrt{2} }) * \frac{2 \sqrt{26} - 11}{17} [/tex]


Тождественные преобразования; Упростите выражения
[tex] \frac{2}{5} \sqrt{150b} - 0,2 \sqrt{7,26b} + 11 \sqrt{0,54b}

[/tex]

[tex] \frac{3}{7} \sqrt{539c}-0,6 \sqrt{1100c} + \sqrt{0,99c}

[/tex]
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