(x^4+81)/(x-3)

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Solution for (x^4+81)/(x-3) equation: 


D( x )

x-3 = 0

x-3 = 0

x-3 = 0

x-3 = 0 // + 3

x = 3

x in (-oo:3) U (3:+oo)

(x^4+81)/(x-3) = 0

1*x^4 = -81 // : 1

x^4 = -81

x belongs to the empty set

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