Respuesta:
[tex]a) {( \frac{3}{2} )}^{3} + {( \frac{3}{4} )}^{2} = \frac{27}{8} + \frac{9}{16} = \frac{54}{16} + \frac{9}{16} = \frac{63}{16} [/tex]
[tex]b) {( \frac{7}{8} )}^{ - 2} = {( \frac{8}{7} )}^{2} = \frac{64}{49} [/tex]
[tex]c) {( \frac{5}{3} )}^{3} = \frac{125}{27} [/tex]
[tex]d) {( \frac{6}{5} )}^{ - 2} - {( \frac{1}{4} )}^{2} = {( \frac{5}{6} )}^{2} - {( \frac{1}{4} )}^{2} = \frac{25}{36} - \frac{1}{16} = \frac{100}{144} - \frac{9}{144} = \frac{91}{144} [/tex]
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Respuesta:
[tex]a) {( \frac{3}{2} )}^{3} + {( \frac{3}{4} )}^{2} = \frac{27}{8} + \frac{9}{16} = \frac{54}{16} + \frac{9}{16} = \frac{63}{16} [/tex]
[tex]b) {( \frac{7}{8} )}^{ - 2} = {( \frac{8}{7} )}^{2} = \frac{64}{49} [/tex]
[tex]c) {( \frac{5}{3} )}^{3} = \frac{125}{27} [/tex]
[tex]d) {( \frac{6}{5} )}^{ - 2} - {( \frac{1}{4} )}^{2} = {( \frac{5}{6} )}^{2} - {( \frac{1}{4} )}^{2} = \frac{25}{36} - \frac{1}{16} = \frac{100}{144} - \frac{9}{144} = \frac{91}{144} [/tex]