SOLUTION: Multiply the complex numbers.
(5 + 2i)(2 - i)
Algebra.Com
Question 144741: Multiply the complex numbers.
(5 + 2i)(2 - i)
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
---------------------
Answer:
So foils and simplifies to
In other words,
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