Question

If a finite set Scontains n'elements, then the number of non-empty paper subsets of Sis b) 212-I) c) 2 - ac - The number of all possible subsets of the set 1.12.31) is​

Answer 1

Step-by-step explanation:

The total surface area of a hollow cylinder of internal radius 6cm and

height 5 cm is 616cm2. Taking R to be the external radius, write an

equation in R and solve it to , then the thickness of the metal is