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Let R+ = {x|x>0}. Define the operation of addition on this set by xy = xy. (a) Determine what is the zero element. (b)

Let R+ = {x|x>0}. Define the operation of addition on this set by xy = xy. (a) Determine what is the zero element. (b) For any given x in R+, determine what its additive inverse is. Verify your answer.

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