SOLUTION: Add, simplify if possible z+r/zr^2 + 2z+r/z^2 r

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Question 346243: Add, simplify if possible
z+r/zr^2 + 2z+r/z^2 r
Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
Use the common denominator z%5E2r%5E2