Posted by **Joy** on Thursday, September 13, 2012 at 7:47pm.

I am lost, need to know how to do these types of problems.

How many one-to-one correspondences are there between the sets {a,b,c,d}and{1,2,3,4}if in each correspondence

A. a and c must correspond to even numbers

B. b must correspond to 3?

C. b must correspond to 3 and d to 4?

## Answer this Question

## Related Questions

MTH 213-Elementary Math - (a) Illustrate a one-to-one correspondence between the...

math help please - If D = {w, h, y} and E = {n, o, t}then answer the following: ...

Math (Algebra) - If the sum of 3 non-zero distinct real numbers a, b, and c is 2...

math - How many one-to-one correspondences exist between two sets with A) 8 ...

Math - How many one-to-one correspondences exist between two sets with A) 8 ...

math - Determine whether there is a one-to-one correspondence between the two ...

calculus - what is the property that distinguishes finite sets from infinite ...

college algebra - Amy sets up a game in which she puts four $10bills and one $20...

Math/Infinity - Explain why the union of two countably infinite sets with ...

Math - Let N= {1,2,3,...}, that is, N is the set of natural numbers. Find a ...