1/2=5/a

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Solution for 1/2=5/a equation: 


D( a )

a = 0

a = 0

a = 0

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

1/2 = 5/a // - 5/a

1/2-(5/a) = 0

1/2-5*a^-1 = 0

-5*a^-1 = -1/2 // : -5

a^-1 = 1/10

-1 < 0

1/(a^1) = 1/10 // * a^1

1 = 1/10*a^1 // : 1/10

10 = a^1

a = 10

a = 10

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