3. Factor using or ax2 c, a and – special products. c are perfect squares, the answer will use 20. 24. the square-roots of a and c. When there are 4 25. 28. terms to be factored, group the first 2 factors and then the 29. last 2 factors. Take 26. 4. Factor by out the GCF from grouping. each group. Group the GCFs in one 30. binomial and the 27. remaining GCF in the other binomial. 31. 36. 32. 37. Try to take out a GCF first. Then look at 5. Recognize which how many terms you 33. 38. type(s) of factoring to have and the leading use and factor coefficient to decide completely. what other factoring to use. 34. 39. 35. 40.
3. Factor using special products. or ax2 – c, a and c are perfect squares, the answer will use the square-roots of a and c. 20. 24. 4. Factor by grouping. When there are 4 terms to be factored, group the first 2 factors and then the last 2 factors. Take out the GCF from each group. Group the GCFs in one binomial and the remaining GCF in the other binomial. 25. 26. 27. 28. 29. 30. 5. Recognize which type(s) of factoring to use and factor completely. Try to take out a GCF first. Then look at how many terms you have and the leading coefficient to decide what other factoring to use. 31. 32. 33. 34. 35. 36. 37. 38. 39. 40.
unit-4b-study-guide-1.docx