Find the fourth term of the binomial expans..

Question 1 Report

Find the fourth term of the binomial expansion of \((x - k)^{5}\) in descending powers of x.

\(10x^{3}k^{2}\)

\(5x^{3}k^{2}\)

\(-5x^{2}k^{3}\)

\(-10x^{2}k^{3}\)