p-3/p*9p^2/7p-7

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Solution for p-3/p*9p^2/7p-7 equation: 


D( p )

p = 0

p = 0

p = 0

p in (-oo:0) U (0:+oo)

p-(((9*(3/p)*p^2)/7)*p)-7 = 0

(-27/7)*p^2+p-7 = 0

p-27/7*p^2-7 = 0

DELTA = 1^2-(-7*(-27/7)*4)

DELTA = -107

DELTA < 0

p belongs to the empty set

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