(x^-7)1/2=3

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Solution for (x^-7)1/2=3 equation: 


D( x )

x = 0

x = 0

x = 0

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

((x^-7)^1)/2 = 3 // - 3

((x^-7)^1)/2-3 = 0

(x^-7)/2-3 = 0

1/2*x^-7 = 3 // : 1/2

x^-7 = 6

-7 < 0

1/(x^7) = 6 // * x^7

1 = 6*x^7 // : 6

1/6 = x^7

x^7 = 1/6 // ^ 1/7

x = (1/6)^(1/7)

x = (1/6)^(1/7)

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