Grouping for Factoring: Group the terms in pairs to prepare for factoring by grouping. Group the first two terms and the last two terms together. 20f3−10f2 + 2f−1
Factor Out GCF: Factor out the greatest common factor (GCF) from each group.From the first group, the GCF is 10f2, and from the second group, the GCF is 1.10f2(2f−1)+1(2f−1)
Check Common Terms: Check if the terms in parentheses are the same.Both groups have the term (2f−1), which means we can factor this term out.(2f−1)(10f2+1)
Verify Further Factoring: Verify if the expression can be factored further.The term 10f2+1 is a sum of squares and cannot be factored further using real numbers.The expression is now fully factored.
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