Question 112734
The answer is 1
(t+2)cubed (t+1) squared (t+1)
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(t+1) cubed (t+2) squared (t+2)

they all  get cancelled out and hence the answer is 1.

t squared+2t+1 = (t+1)(t+)
t squared + 4t +4 =(t+2) (t+2)