SOLUTION: Factor xy^3-16xyz^2

Question 191770: Factor
xy^3-16xyz^2
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression.

Factor out the GCF xy

Now let's factor :

--------------------------------

Start with the given expression.

Rewrite as .

Rewrite as .

Notice how we have a difference of squares where in this case and .

So let's use the difference of squares formula to factor the expression:

Start with the difference of squares formula.

Plug in and .

So this shows us that factors to .

In other words .

----------------------------

So completely factors to
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