Question

s/(s+1)²(s²+1)=?what is the answer ​

Answer 1

Answer:

I've tried to decompose the fraction using

As+Bs2+9+Cs+D(s2+9)2

1=(As+B)(s2+9)+Cs+D

yet D=1, still giving me the same exact equation

1(s2+9)2

Answer 2

Step-by-step explanation:

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