AP EAMCET · Maths · Quadratic Equation
The coefficient of \(x^4\) in the expansion of \(\left(1-x+x^2-x^3\right)^4\) is
- A \(31\)
- B \(30\)
- C \(25\)
- D \(-14\)
Answer & Solution
Correct Answer
(A) \(31\)
Step-by-step Solution
Detailed explanation
In the expansion \(\left(1-x+x^2-x^3\right)^4\)…
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