If `A = {0,1,3}`, What is the number of relation of `A`?

If A={0,1,3} , what is the number of relations on A ?

If A={1,a,b,c} then find the number of relations that can be defined on A.

Let A={1,2,3} . Find the number of relations containing (1,2) and (1,3) which are eflexive and symmetric but not transitive

The atomic number of aluminium is 13.What is the number of electrons in Al^3+ ?

If S={1,2,3} then what is the number of one - one and onto functions from S to itself ?

If A = [[0,1],[1,0]] , then what is the inverse of A ?

What is the number of significant figures in 0.00650

Let A={x:1ltxlt10,x" is an odd natural number"} and B={y:90ltylt100,y" is a prime number. Write the number of relations from A to B"} .

What is the relation between heat and work?