SOLUTION: how do i find a expression for the the problem 4-7i

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Question 1121895: how do i find a expression for the the problem 4-7i
Answer by Alan3354(69443) About Me  (Show Source):
You can put this solution on YOUR website!
how do i find a expression for the the problem 4-7i
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4-7i is not a problem.
It's a number.