4x^(-1/2)-6

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Solution for 4x^(-1/2)-6 equation: 


D( x )

x < 0

x = 0

x < 0

x = 0

x = 0

x in (0:+oo)

4*x^(-1/2)-6 = 0

4*x^(-1/2) = 6 // : 4

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

-1/2 < 0

1/(x^(1/2)) = 3/2 // * x^(1/2)

1 = 3/2*x^(1/2) // : 3/2

2/3 = x^(1/2)

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

x = 4/9

x = 4/9

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