Question

In a class of 25 students, 12 students have taken economics , 8 have taken economics but not politics. Find the number of students have taken economics and politics and those who have taken politics but not economics.
ii) If U = { 1,2,3……8,9},A = {1,2,3,4}B ={ 2,4,6,8}
State and prove De Morgan’s Law

Answer 1

Answer:

25

Step-by-step explanation: