CAPE Pure Mathematics Unit 2 · May/June 2018 · Paper 1 · Question Q25

The value of the term independent of x in the binomial expansion of \left(x^2 + \frac{1}{x}\right)^{12} is

1. (A)\begin{pmatrix} 12 \\ 4 \end{pmatrix}
2. (B)\begin{pmatrix} 12 \\ 3 \end{pmatrix}
3. (C)\begin{pmatrix} 12 \\ 1 \end{pmatrix}
4. (D)\begin{pmatrix} 12 \\ 0 \end{pmatrix}