Respuesta :

........ 3*p^2-14*p-(5)=0
[tex] p^{2} -14p=5 [/tex]
Add [tex]( \frac{-14}{2})^{2} [/tex] on both sides;
[tex] p^{2} -14p+( \frac{-7})^{2} =5+49 [/tex]
(p-7[tex] )^{2} =54[/tex]

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