18/a=1/4

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Solution for 18/a=1/4 equation: 


D( a )

a = 0

a = 0

a = 0

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

18/a = 1/4 // - 1/4

18/a-(1/4) = 0

18/a-1/4 = 0

18*a^-1 = 1/4 // : 18

a^-1 = 1/72

-1 < 0

1/(a^1) = 1/72 // * a^1

1 = 1/72*a^1 // : 1/72

72 = a^1

a = 72

a = 72

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