SOLUTION: Factor completely
7a^2 – 28b^2
Algebra.Com
Question 189833: Factor completely
7a^2 – 28b^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 7
Rewrite as
Factor to get (note: use the difference of squares formula)
So completely factors to
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