How do I factor the below in terms of $B$? It doesn't appear to be a quadratic to me and I have tried substitutions but to no avail. What am I supposed to do to factor this in terms of $B$?
$$\big(A+(1-f)B\big)^{\frac p n} - \big(A+(1-f)B\big)^{\frac{p-1}{n}} - C^p = 0$$