原式\(\displaystyle =\frac{3}{2}-7\)
\(\displaystyle =-\frac{{11}}{2}\)
原式\(\displaystyle =-4+3-2\times \left( {-\frac{1}{2}} \right)\)
\(\displaystyle =-4+3+1\)
\(\displaystyle =0\)
原式\(\displaystyle =-\sqrt{4}-\sqrt{{\frac{{36}}{{25}}}}+\frac{2}{5}\times \left( {-5} \right)\)
\(\displaystyle =-2-\frac{6}{5}-2\)
\(\displaystyle =-4-\frac{6}{5}\)
\(\displaystyle =-\frac{{26}}{5}\)
原式\(\displaystyle =\frac{1}{3}+\sqrt[3]{{\frac{4}{9}\times \left( {-\frac{2}{3}} \right)}}\)
\(\displaystyle =\frac{1}{3}+\sqrt[3]{{-\frac{8}{{27}}}}\)
\(\displaystyle =\frac{1}{3}-\frac{2}{3}\)
\(\displaystyle =-\frac{1}{3}\)
原式\(\displaystyle =\sqrt[3]{{{{{\left( {-\frac{1}{8}} \right)}}^{2}}}}-\sqrt{{{{{\left( {-\frac{1}{4}} \right)}}^{2}}}}+1\)
\(\displaystyle =\sqrt[3]{{\frac{1}{{64}}}}-\sqrt{{\frac{1}{{16}}}}+1\)
\(\displaystyle =\frac{1}{4}-\frac{1}{4}+1\)
\(\displaystyle =1\)
原式\(\displaystyle =4\sqrt{5}\)
原式\(\displaystyle =\sqrt{3}\times \sqrt{3}+\sqrt{3}\times \frac{1}{{\sqrt{3}}}+\sqrt{3}\times 2\)
\(\displaystyle =3+1+2\sqrt{3}\)
\(\displaystyle =4+2\sqrt{3}\)
原式\(\displaystyle =\sqrt{2}\times \sqrt{2}+2\times \sqrt{2}-3\sqrt{2}+1\)
\(\displaystyle =2+2\sqrt{2}-3\sqrt{2}+1\)
\(\displaystyle =3-\sqrt{2}\)
原式\(\displaystyle =\sqrt{6}-3\sqrt{6}-6+2+\sqrt{6}\)
\(\displaystyle =-4-\sqrt{6}\)
