30/w=15/7

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Solution for 30/w=15/7 equation: 


D( w )

w = 0

w = 0

w = 0

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

30/w = 15/7 // - 15/7

30/w-(15/7) = 0

30/w-15/7 = 0

30*w^-1 = 15/7 // : 30

w^-1 = 1/14

-1 < 0

1/(w^1) = 1/14 // * w^1

1 = 1/14*w^1 // : 1/14

14 = w^1

w = 14

w = 14

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