1. Вычислите: 
a) 5√1,44-2(√3)² ; б) 4√6[tex] \frac{1}{4} [/tex]-3√1[tex] \frac{7}{9} [/tex]; в) (√20-√5)².

2. Сравните числа: 
a) √5 и √3;  б) √0,5 и √[tex] \frac{1}{3} [/tex]

3. Упростите:
a) 5√3 - √12 + √75; б) (4√3 - √18) · √18) · √2 - 4√6

4. Сократите дробь:
a) [tex] \frac{ \sqrt{5} }{ \sqrt{10} +} \frac{+1}{ \sqrt{2} } [/tex]

б) [tex] \frac{2-}{ \sqrt{6} } \frac{ \sqrt{2} }{ \sqrt{3} } [/tex]

в) [tex] \frac{ x^{2} }{ \sqrt{2x} } \frac{-2}{+2} [/tex]
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