SOLUTION: what is the answer to the problem: (9+ radical -64) - (9 - radical -9) ?

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Question 31945: what is the answer to the problem: (9+ radical -64) - (9 - radical -9) ?
Answer by mukhopadhyay(490) About Me  (Show Source):
You can put this solution on YOUR website!
(9+ radical -64) - (9 - radical -9)
=(9+8i)-(9-3i)
=11i