Mathematics Integrals 1 Mark Appeared in: 2026 (2 sets) The value of $\int_{-1}^{1} \frac{x^3}{x^2 + 2|x| + 1}\,dx$ is (A) $0$ (B) $\log 2$ (C) $2\log 2$ (D) $\frac{1}{2}\log 2$