SOLUTION: Write in standard form: (3-2i)^2
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Question 148307: Write in standard form: (3-2i)^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.
Expand. Remember something like .
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.
Now the number is in standard form a+bi where a=5 and b=-12
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