Coolmath Algebra
Complex Numbers Lesson 2 - Factoring the
Sum of Two Squares
(page 2 of 2)
---- This algebra lesson explains how to factor the
sum of two squares. |
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Does it work? Let's
check it using FOIL!
You treat the
i guys
just like regular variables... adding "like terms" etc.
And we know that
Whoa, Dude... It
worked!
Here's another one:
TRY IT:
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prohibited. |
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