x^(-2/8)=4

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Solution for x^(-2/8)=4 equation: 


D( x )

x < 0

x = 0

x < 0

x = 0

x = 0

x in (0:+oo)

x^(-2/8) = 4 // - 4

x^(-2/8)-4 = 0

1*x^(-1/4) = 4 // : 1

x^(-1/4) = 4

-1/4 < 0

1/(x^(1/4)) = 4 // * x^(1/4)

1 = 4*x^(1/4) // : 4

1/4 = x^(1/4)

x^(1/4) = 1/4 // ^ 4

x = 1/256

x = 1/256

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