Alguém me ajuda nessas questoes? Preciso muito. Eu tentei fazer algumas, se estiverem erradas me corrijam, algumas deixei incompletas, me ajudem. Por favor, preciso muito disso!
Anexos:
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caio10rodrigo:
Irei te ajudar nessa também!
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(6) ![\frac{3\sqrt2}{2\sqrt3} = \frac{3\sqrt2}{2\sqrt3} \times \frac{\sqrt3}{\sqrt3} = \frac{3\sqrt6}{2\sqrt9} = \frac{3\sqrt6}{2\times3} = \frac{3\sqrt6}{6} = \frac{\sqrt6}{2} \frac{3\sqrt2}{2\sqrt3} = \frac{3\sqrt2}{2\sqrt3} \times \frac{\sqrt3}{\sqrt3} = \frac{3\sqrt6}{2\sqrt9} = \frac{3\sqrt6}{2\times3} = \frac{3\sqrt6}{6} = \frac{\sqrt6}{2}](https://tex.z-dn.net/?f=%5Cfrac%7B3%5Csqrt2%7D%7B2%5Csqrt3%7D+%3D+%5Cfrac%7B3%5Csqrt2%7D%7B2%5Csqrt3%7D+%5Ctimes+%5Cfrac%7B%5Csqrt3%7D%7B%5Csqrt3%7D+%3D+%5Cfrac%7B3%5Csqrt6%7D%7B2%5Csqrt9%7D+%3D+%5Cfrac%7B3%5Csqrt6%7D%7B2%5Ctimes3%7D+%3D+%5Cfrac%7B3%5Csqrt6%7D%7B6%7D+%3D+%5Cfrac%7B%5Csqrt6%7D%7B2%7D+)
Agora subtraímos.
![\frac{\sqrt6}{2} - 2\sqrt6 = \frac{\sqrt6-4\sqrt6}{2} = \frac{-3\sqrt6}{2} \frac{\sqrt6}{2} - 2\sqrt6 = \frac{\sqrt6-4\sqrt6}{2} = \frac{-3\sqrt6}{2}](https://tex.z-dn.net/?f=%5Cfrac%7B%5Csqrt6%7D%7B2%7D+-+2%5Csqrt6+%3D+%5Cfrac%7B%5Csqrt6-4%5Csqrt6%7D%7B2%7D+%3D+%5Cfrac%7B-3%5Csqrt6%7D%7B2%7D)
(7)
.
Subtraímos.
![\frac{5\sqrt3}{6} - \sqrt3 = \frac{5\sqrt3-6\sqrt3}{6} = -\frac{\sqrt3}{6} \frac{5\sqrt3}{6} - \sqrt3 = \frac{5\sqrt3-6\sqrt3}{6} = -\frac{\sqrt3}{6}](https://tex.z-dn.net/?f=%5Cfrac%7B5%5Csqrt3%7D%7B6%7D+-+%5Csqrt3+%3D+%5Cfrac%7B5%5Csqrt3-6%5Csqrt3%7D%7B6%7D+%3D+-%5Cfrac%7B%5Csqrt3%7D%7B6%7D+)
Agora subtraímos.
(7)
Subtraímos.
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