(81k^-2)^3/9k^-9

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Solution for (81k^-2)^3/9k^-9 equation: 


D( k )

k = 0

k = 0

k = 0

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

k^-9*(((81*k^-2)^3)/9) = 0

59049*k^-15 = 0 // : 59049

k^-15 = 0

k należy do O

k belongs to the empty set

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