Ts EamcetPermutations And CombinationsTG EAPCET 2025 (Online) 4th May Morning ShiftMCQ+1 / -02025\({ }^{20} P_5-{ }^{19} P_5=\)A${ }^{19} P_4$B$4\left({ }^{19} P_4\right)$C$5!(646)$D$6!(646)$Check AnswerClear SelectionReveal AnswerShow Explanation