SOLUTION: Please help with this one i keep getting stuck. (i+6)(3i-2)

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Question 130216: Please help with this one i keep getting stuck.
(i+6)(3i-2)

Answer by jim_thompson5910(35256)   (Show Source): You can put this solution on YOUR website!
Start with the given expression


Now let's FOIL the expression



Remember, when you FOIL an expression, you follow this procedure:


Multiply the First terms:


Multiply the Outer terms:


Multiply the Inner terms:


Multiply the Last terms:


Now collect every term to make a single expression



Now combine like terms


Replace with -1. Remember


Multiply


Combine like terms

---------------------
Answer:
So foils and simplifies to

In other words,

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