Respuestas
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1
a)
![1+ \frac{2}{3} + \frac{3}{2} = \frac{1}{1} + \frac{2}{3} + \frac{3}{2}= \frac{(1*3*2)+(2*1*2)+(3*1*3)}{1*3*2} = \\ \\ = \frac{6+4+9}{6}= \frac{19}{6} 1+ \frac{2}{3} + \frac{3}{2} = \frac{1}{1} + \frac{2}{3} + \frac{3}{2}= \frac{(1*3*2)+(2*1*2)+(3*1*3)}{1*3*2} = \\ \\ = \frac{6+4+9}{6}= \frac{19}{6}](https://tex.z-dn.net/?f=1%2B+%5Cfrac%7B2%7D%7B3%7D+%2B+%5Cfrac%7B3%7D%7B2%7D+%3D+%5Cfrac%7B1%7D%7B1%7D+%2B+%5Cfrac%7B2%7D%7B3%7D+%2B+%5Cfrac%7B3%7D%7B2%7D%3D+%5Cfrac%7B%281%2A3%2A2%29%2B%282%2A1%2A2%29%2B%283%2A1%2A3%29%7D%7B1%2A3%2A2%7D+%3D+%5C%5C++%5C%5C+%3D+%5Cfrac%7B6%2B4%2B9%7D%7B6%7D%3D+%5Cfrac%7B19%7D%7B6%7D++)
c)
![\frac{1}{2} * \frac{3}{2} * \frac{4}{5} = \frac{(1*3*4)}{2*2*5} = \frac{12}{20} = \frac{3}{5} \frac{1}{2} * \frac{3}{2} * \frac{4}{5} = \frac{(1*3*4)}{2*2*5} = \frac{12}{20} = \frac{3}{5}](https://tex.z-dn.net/?f=+%5Cfrac%7B1%7D%7B2%7D+%2A+%5Cfrac%7B3%7D%7B2%7D+%2A+%5Cfrac%7B4%7D%7B5%7D+%3D+%5Cfrac%7B%281%2A3%2A4%29%7D%7B2%2A2%2A5%7D+%3D+%5Cfrac%7B12%7D%7B20%7D+%3D+%5Cfrac%7B3%7D%7B5%7D+)
d)
![\frac{3}{4} : \frac{1}{2} - \frac{3}{2} : \frac{2}{5}= \frac{3*2}{4*1} - \frac{3*5}{2*2} = \frac{6}{4} - \frac{15}{4} =- \frac{9}{4} \frac{3}{4} : \frac{1}{2} - \frac{3}{2} : \frac{2}{5}= \frac{3*2}{4*1} - \frac{3*5}{2*2} = \frac{6}{4} - \frac{15}{4} =- \frac{9}{4}](https://tex.z-dn.net/?f=+%5Cfrac%7B3%7D%7B4%7D+%3A+%5Cfrac%7B1%7D%7B2%7D+-+%5Cfrac%7B3%7D%7B2%7D+%3A+%5Cfrac%7B2%7D%7B5%7D%3D+%5Cfrac%7B3%2A2%7D%7B4%2A1%7D+-+%5Cfrac%7B3%2A5%7D%7B2%2A2%7D++%3D+%5Cfrac%7B6%7D%7B4%7D+-+%5Cfrac%7B15%7D%7B4%7D+%3D-+%5Cfrac%7B9%7D%7B4%7D+)
Saludos.
c)
d)
Saludos.
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