Question Number 220743 by Spillover last updated on 18/May/25
Answered by som(math1967) last updated on 18/May/25
$$\:{No}\:{of}\:{way}\:\mathrm{4}\:{soldiers}\:{can}\:{be}\:{chosen} \\ $$$$=\:^{\mathrm{9}} {C}_{\mathrm{4}} =\mathrm{126} \\ $$$${when}\:{particular}\:{soldier}\:{included} \\ $$$$=\:^{\mathrm{8}} {C}_{\mathrm{3}} =\mathrm{56} \\ $$
Commented by Spillover last updated on 18/May/25
$${correct} \\ $$