6/9=45/a

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Solution for 6/9=45/a equation: 


D( a )

a = 0

a = 0

a = 0

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

6/9 = 45/a // - 45/a

6/9-(45/a) = 0

6/9-45*a^-1 = 0

-45*a^-1 = -2/3 // : -45

a^-1 = 2/135

-1 < 0

1/(a^1) = 2/135 // * a^1

1 = 2/135*a^1 // : 2/135

135/2 = a^1

a = 135/2

a = 135/2

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