1] [tex]\sqrt{36\cdot4}=\sqrt{36}\cdot \sqrt{4}= 6\cdot2=12[/tex]
2] [tex]\sqrt{49\cdot64}=\sqrt{49} \cdot\sqrt{64}=7\cdot8=56[/tex]
3] [tex]\sqrt{9\cdot25}=\sqrt{9}\cdot \sqrt{25} =3\cdot5=15[/tex]
4] [tex]\sqrt{0,16\cdot81}=\sqrt{\frac{16}{100} }\cdot \sqrt{81}=\frac{\sqrt{16} }{\sqrt{100} } \cdot9=\frac{4}{10} \cdot9=3,6[/tex]
5] [tex]\sqrt{0,01\cdot49\cdot121}=\sqrt{\frac{1}{100} }\cdot \sqrt{49}\cdot \sqrt{121}=0,1\cdot7\cdot11=7,7[/tex]
6] [tex]\sqrt{1,44\cdot169\cdot25}=\sqrt{\frac{144}{100} }\cdot \sqrt{169} \cdot\sqrt{25} =\frac{12}{10}\cdot13\cdot5=1,2\cdot65=78[/tex]
