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

If b = 3/x + 3/y what is the value of 1/b
asked 11.6k views
10 votes
If b = 3/x + 3/y
what is the value of 1/b

asked
User Anay Karnik
by
7.8k points

1 Answer

7 votes

Answer:

  • xy / (3x + 3y)

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)
answered
User Alex Xander
by
7.5k points
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