निम्नलिखित समुच्चयों के सभी उपसमुच्चय लिखिए
`(i) {a} " " (ii) {a,b} " " (iii) {1,2,3} " " (iv) {phi}`

Write down all the subsets of the following sets (i) {a} (ii) {a ," "b} (iii) {1," "2," "3} (iv) varphi

Write down all the subsets of the following sets (i) {a} (ii) {a , b} (iii) {1, 2, 3} (iv) varphi

Find : ( i ) (ii) (ii) (iii) (iii) (iv)

Find the cube of : (i) 2 2/5 (ii) 3 1/4 (iii) 0. 3 (iv) 1. 5

Match Column - I with Column - II and select the CORRECT option from the codes given below. (a) 1 - (ii), 2 - (i), 3 - (iv) , 4 - (iii) (b) 1 - (iv), 2 - (i), 3 - (ii) , 4 - (iii) (c) 1 - (iv), 2 - (iii), 3 - (ii) , 4 - (i) (d) 1 - (iii) , 2 - (iv), 3 - (i) , 4 - (ii)