SET A={1,2} sir here can {phi,1,2} {phi,1} {phi,2} can also be subset Share with your friends Share 1 Sushant Ranjan answered this Dear Student, Assuming phi to be πNo, {π,1,2} , {π,1} and {π,2} are not the subsets of set A.Instead only {1,2} , {1} and {2} are the subsets of set AAs, Set A doesn't contains π (i.e π is not the element of set A), So, we can't consider the above subsets to be a part of set AP.S. if set A = {π,1,2} ,then the above mentioned subsets would have been part of it. else it's not. Regards -1 View Full Answer