(X^2-81)/(x^1/2-3)

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Solution for (X^2-81)/(x^1/2-3) equation: 


D( x )

(x^1)/2-3 = 0

(x^1)/2-3 = 0

(x^1)/2-3 = 0

x/2-3 = 0

1/2*x-3 = 0 // + 3

1/2*x = 3 // : 1/2

x = 3/1/2

x = 6

x in (-oo:6) U (6:+oo)

(X^2-81)/((x^1)/2-3) = 0

(X^2-81)/(x/2-3) = 0

(X^2-81)/(1/2*x-3) = 0

x belongs to the empty set

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