Question: Please solve the questions and make the question solution line clear Let A, B, and C be sets, and suppose that IAI=IBI=ICI=100, IA n BI=60,

Please solve the questions and make the question solution line clear

Let A, B, and C be sets, and suppose that IAI=IBI=ICI=100, IA n BI=60, IA n Cl=50, IB n Cl=40, and IAU BU Cl=175. How many elements are in IA n B n CI? Hint: you can use principle of inclusion-exclusion Question 2 Which ordered pairs are in the relation ((x,y) ixy+1) on the set (1,2,3,4)? TTIT Pph Arial 3(120)

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