SOLUTION: 49a^7-9a^5
Algebra.Com
Question 168156: 49a^7-9a^5
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given expression
Factor out the GCF
Now let's focus on the inner expression
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Start with the given expression.
Rewrite as .
Rewrite as .
Notice how we have a difference of squares. So let's use the difference of squares formula to factor the expression:
Factor the expression using the difference of squares.
So factors to .
So this means that factors to .
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Answer:
So completely factors to
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