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If a = 1/x − 1/y , what is the value of 1/a ?

User Edst
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1 Answer

2 votes

Answer:

1/a = xy/(y-x)

Explanation:

Simplify the reciprocal:

1/a = 1/(1/x -1/y) = 1/((y-x)/(xy))

1/a = xy/(y-x)

User Enderland
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