X^4+1/X^4

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Solution for X^4+1/X^4 equation: 


D( X )

X^4 = 0

X^4 = 0

X^4 = 0

1*X^4 = 0 // : 1

X^4 = 0

X = 0

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

X^4+1/(X^4) = 0

X^4+X^-4 = 0

t_1 = X^4

1*t_1^1+1*t_1^-1 = 0

1*t_1^1+1*t_1^-1 = 0

(1*t_1^2+1*t_1^0)/(t_1^1) = 0 // * t_1^2

t_1^1*(1*t_1^2+1*t_1^0) = 0

t_1^1

t_1^2+1 = 0

t_1^2+1 = 0

DELTA = 0^2-(1*1*4)

DELTA = -4

DELTA < 0

t_1 in { } 

X belongs to the empty set

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