How many rectangles of any size are on a 8x8 chessboard?
Explain your reasoning

What’s the domain of this function? fastttt

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?

B. two events are dependent if the occurrence of one event changes to occurrence of the second event. true or false