SOLUTION: rewrite the middle term as the sum of two terms and then factor by grouping 15x^2-21x+6

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Question 85151: rewrite the middle term as the sum of two terms and then factor by grouping
15x^2-21x+6
Answer by jim_thompson5910(35256) About Me  (Show Source):
You can put this solution on YOUR website!
Solved by pluggable solver: Factoring using the AC method (Factor by Grouping)


15%2A%5E2-21%2A%2B6 Start with the given expression.



3%285-7%2B2%29 Factor out the GCF 3.



Now let's try to factor the inner expression 5-7%2B2



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