1.)Using the hashing function h, which takes the first three digits of the account number as one number and the last four digits as another number, adds them, and then applies the mod-59 function.Determine which list to search to find the given customer accounts:

a.2561384

b.6082376

c.4984620

2.)Show that g(n) = n! is O(nⁿ)where n is a Z⁺ number

3.)

P1 =123456

341265

P2 =123456

231546

Compute (P2o P1) o P2