In the exponential function below, explain whether the function is a growth or a decay and by what percentage. Tell me how you decided your answer. y = 1200 (0.53) ^x

Aparticular telephone number is used to receive both voice calls and fax messages. suppose that 25% of the incoming calls involve fax messages, and consider a sample of 25 incoming calls. (a) what is the expected number of calls among the 25 that involve a fax message?