Vicki3774 Vicki3774 06-06-2023 Business contestada Let A, B, and C be sets, and suppose that IAI=IBI=ICI=100, IA n BI=60, IAn Cl=50, IB n Cl=40, and IA U BU CI=175. How many elements are in IA n B n CI? Hint: you can use principle of inclusion-exclusion