Question

 If A={x : x is a factor of 10}, B={x : x is a factor of 15}, C={x : x is a factor of 24} ; find A - (B n C)​

Answer 1

Answer:

Solution

Verified by Toppr

Given,A={x:xisafactorof72}∴A={1,2,3,4,6,8,9,12,18,24,72}B={x:xisamultipleof4<41}∴B={4,8,12,16,20,24,28,32,36,40}={1,2,3,6,9,18,72}and(B−A)={16,20,28,32,36,40}∴(A−B)∪(B−A)={1,2,3,6,9,16,18,20,28,32,36,40,72}