9n/n-42n+49

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Solution for 9n/n-42n+49 equation: 


D( n )

n = 0

n = 0

n = 0

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

(9*n)/n-(42*n)+49 = 0

(9*n)/n-42*n+49 = 0

58-42*n = 0 // - 58

-42*n = -58 // : -42

n = -58/(-42)

n = 29/21

n = 29/21

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