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Mathematics

Answered

If b = 3/x + 3/y
what is the value of 1/b

Answer :

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Answer:

xy / (3x + 3y)

Step-by-step explanation:

Find b first:

b = 3/x + 3/y
b = (3x + 3y)/xy

Find 1/b:

1/b = 1 : (3x + 3y)/xy
1/b = xy / (3x + 3y)

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