Ответы
Ответ дал:
0
5)
![81^ frac{1}{4} +( frac{1}{27} )^{(- frac{1}{3} )}-8^{ frac{2}{3} }+5^{-1}=3+3-4+ frac{1}{5} = frac{11}{5} 81^ frac{1}{4} +( frac{1}{27} )^{(- frac{1}{3} )}-8^{ frac{2}{3} }+5^{-1}=3+3-4+ frac{1}{5} = frac{11}{5}](https://tex.z-dn.net/?f=81%5E+frac%7B1%7D%7B4%7D+%2B%28+frac%7B1%7D%7B27%7D+%29%5E%7B%28-+frac%7B1%7D%7B3%7D+%29%7D-8%5E%7B+frac%7B2%7D%7B3%7D+%7D%2B5%5E%7B-1%7D%3D3%2B3-4%2B+frac%7B1%7D%7B5%7D+%3D+frac%7B11%7D%7B5%7D+)
6 a)
![frac{ sqrt[3]{x^2}-y^{ frac{1}{2} } }{ sqrt[3]{x}+ sqrt[4]{y} } = frac{(sqrt[3]{x}-sqrt[4]{y})(sqrt[3]{x}+ sqrt[4]{y})}{sqrt[3]{x}+ sqrt[4]{y}} =sqrt[3]{x}-sqrt[4]{y} frac{ sqrt[3]{x^2}-y^{ frac{1}{2} } }{ sqrt[3]{x}+ sqrt[4]{y} } = frac{(sqrt[3]{x}-sqrt[4]{y})(sqrt[3]{x}+ sqrt[4]{y})}{sqrt[3]{x}+ sqrt[4]{y}} =sqrt[3]{x}-sqrt[4]{y}](https://tex.z-dn.net/?f=+frac%7B+sqrt%5B3%5D%7Bx%5E2%7D-y%5E%7B+frac%7B1%7D%7B2%7D+%7D+%7D%7B+sqrt%5B3%5D%7Bx%7D%2B+sqrt%5B4%5D%7By%7D+%7D+%3D+frac%7B%28sqrt%5B3%5D%7Bx%7D-sqrt%5B4%5D%7By%7D%29%28sqrt%5B3%5D%7Bx%7D%2B+sqrt%5B4%5D%7By%7D%29%7D%7Bsqrt%5B3%5D%7Bx%7D%2B+sqrt%5B4%5D%7By%7D%7D+%3Dsqrt%5B3%5D%7Bx%7D-sqrt%5B4%5D%7By%7D)
6 б)
![frac{x^{ frac{1}{2}} -7 }{x-7x^{ frac{1}{2} }}= frac{x^{ frac{1}{2}} -7 }{x-7x^{ frac{1}{2} }}=](https://tex.z-dn.net/?f=+frac%7Bx%5E%7B+frac%7B1%7D%7B2%7D%7D+-7+%7D%7Bx-7x%5E%7B+frac%7B1%7D%7B2%7D+%7D%7D%3D)
6 a)
6 б)
Вас заинтересует
1 год назад
1 год назад
6 лет назад
6 лет назад