The answer is the third one need any more help let me know
Answer:
i think its the last one
Step-by-step explanation:
as 15 - 3 is 12 and then the 7
hope this helps
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You will find teh GCF of that this will give you 9(x3-3) now you can fator it teh factors of these can be (x2+1) and (x-3)
