Respuesta:
Solución al problema !
[tex] {( {x}^{2} - 7y) }^{2} [/tex]
[tex] = {(x {}^{2}) }^{2} - 2. {x}^{2} .7y + {(7y)}^{2} [/tex]
[tex] = {x}^{4} - 14 {x}^{2} y + {49y}^{2} [/tex]
Saludos y bendiciones
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Respuesta:
hole ♪
Solución al problema !
[tex] {( {x}^{2} - 7y) }^{2} [/tex]
[tex] = {(x {}^{2}) }^{2} - 2. {x}^{2} .7y + {(7y)}^{2} [/tex]
[tex] = {x}^{4} - 14 {x}^{2} y + {49y}^{2} [/tex]
Saludos y bendiciones