2/3x21-4

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Solution for 2/3x21-4 equation: 


x in (-oo:+oo)

(2/3)*x^21-4 = 0

2/3*x^21 = 4 // : 2/3

x^21 = 6

x^21 = 6 // ^ 1/21

x = 6^(1/21)

x = 6^(1/21)

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