45/n=-9

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Solution for 45/n=-9 equation: 


D( n )

n = 0

n = 0

n = 0

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

45/n = -9 // + 9

45/n+9 = 0

45*n^-1 = -9 // : 45

n^-1 = -1/5

-1 < 0

1/(n^1) = -1/5 // * n^1

1 = -1/5*n^1 // : -1/5

-5 = n^1

n = -5

n = -5

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