4/y=-8

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Solution for 4/y=-8 equation: 


D( y )

y = 0

y = 0

y = 0

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

4/y = -8 // + 8

4/y+8 = 0

4*y^-1 = -8 // : 4

y^-1 = -2

-1 < 0

1/(y^1) = -2 // * y^1

1 = -2*y^1 // : -2

-1/2 = y^1

y = -1/2

y = -1/2

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