81x^(4/5)=256

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Solution for 81x^(4/5)=256 equation: 


x in (-oo:+oo)

81*x^(4/5) = 256 // - 256

81*x^(4/5)-256 = 0

81*x^(4/5) = 256 // : 81

x^(4/5) = 256/81

x^(4/5) = 256/81 // ^ 5

x^4 = 1099511627776/3486784401 // ^ 1/4

abs(x) = 1024/243

x = 1024/243 or x = -1024/243

x in { 1024/243, -1024/243 }

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