In the figure below Triangke A has been rotated to the origin Which triangke shows a 90 degree counterclockwise rotation

Which of the following graphs represents the function f(x) = 2^x

2. explain in words how you plot the point (4, −2) in a rectangular coordinate system.

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?