SOLUTION: I have a test tomorrow and I dont know how to solve this: factor 12(x+1)squared+60(x+1)+75 Overall I dont know how to factor those kind of polynomials where I need to go over sev

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Question 444210: I have a test tomorrow and I dont know how to solve this:
factor 12(x+1)squared+60(x+1)+75
Overall I dont know how to factor those kind of polynomials where I need to go over several steps.
Answer by ewatrrr(24785)   (Show Source): You can put this solution on YOUR website!
 

Hi

  Let z = (x+1)







   z = -60/24 = -5/2 therefore x = -7/2    (x = z -1)