AP EAMCET · Maths · Binomial Theorem
The coefficient of \(x^4\) in the power series expansion of \(\frac{x^2-1}{\left(x^2+1\right)\left(x^2+2\right)}\) is
- A \(\frac{15}{16}\)
- B \(\frac{15}{4}\)
- C \(-\frac{13}{8}\)
- D \(\frac{77}{324}\)
Answer & Solution
Correct Answer
(C) \(-\frac{13}{8}\)
Step-by-step Solution
Detailed explanation
Using binomial expansions,…
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