Question

Show how to write and evaluate an expression to represent and solve this problem: Jeff and his friend each text four classmates about a concert. Each classmate then texts four students from another school about the concert. If no one receives the message more than once, how many students from the other school receive a text about the concert?
THX

Answer 1

calls received after one session of calls = 4
calls received after two sessions of calls = 4^2 = 16
calls received after three sessions of calls = 4^3 = 64
.......
calls received after n sessions of calls = 4^n

Please finish the question