SOLUTION: (3-√-9)(2+√-25)

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Question 853012: (3-√-9)(2+√-25)
Answer by ewatrrr(24785) About Me  (Show Source):
You can put this solution on YOUR website!
 

Hi,

(3-√-9)(2+√-25)

(3-3i)(2 + 5i) = 6 +9i +15 = 21 + 9i     |Note:   i*i = -1

Use FOIL to check

F	First terms

O	Outside terms

I	Inside terms

L	Last terms