P-3-(4/P)=0

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Solution for P-3-(4/P)=0 equation: 


D( P )

P = 0

P = 0

P = 0

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

P-(4/P)-3 = 0

P-4*P^-1-3 = 0

1*P^1-4*P^-1-3*P^0 = 0

(1*P^2-3*P^1-4*P^0)/(P^1) = 0 // * P^2

P^1*(1*P^2-3*P^1-4*P^0) = 0

P^1

P^2-3*P-4 = 0

P^2-3*P-4 = 0

DELTA = (-3)^2-(-4*1*4)

DELTA = 25

DELTA > 0

P = (25^(1/2)+3)/(1*2) or P = (3-25^(1/2))/(1*2)

P = 4 or P = -1

P in { -1, 4} 

P in { -1, 4 }

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