42=1/3b7

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Solution for 42=1/3b7 equation: 


b in (-oo:+oo)

42 = (1/3)*b^7 // - (1/3)*b^7

42-((1/3)*b^7) = 0

(-1/3)*b^7+42 = 0

-1/3*b^7 = -42 // : -1/3

b^7 = 126

b^7 = 126 // ^ 1/7

b = 126^(1/7)

b = 126^(1/7)

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