Respuesta:
[tex] \frac{ \sqrt{7} + 1 - ( \sqrt{7} - 1)( \sqrt{7} + 1 + \sqrt{7} - 1) }{2 \sqrt{7} } \\ \frac{(2)(2 \sqrt{7} )}{2 \sqrt{7} } \\ \frac{4 \sqrt{7} }{2 \sqrt{7} } = 2[/tex]
ESPERO ME SIGAS
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Respuesta:
[tex] \frac{ \sqrt{7} + 1 - ( \sqrt{7} - 1)( \sqrt{7} + 1 + \sqrt{7} - 1) }{2 \sqrt{7} } \\ \frac{(2)(2 \sqrt{7} )}{2 \sqrt{7} } \\ \frac{4 \sqrt{7} }{2 \sqrt{7} } = 2[/tex]
ESPERO ME SIGAS