Please use the picture, remember that 1 triangle is measured inches and the other in Centimeters.

What is the average rate of change for this function for the interval from x=2 to x=4 ?

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?

Which statement best describes how to determine whether f(x) = x squared- x +8 is an even function ?