Given this function: f ( x )=−2cos(4 πx ) Find the following:

Period = Equation of the mideline:

Maximum = Minimum =

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Each person in an it department of 25 people works on at least one of 3 major projects: system security, program implementation, platform development. 10 people work on system security, 13 work on program implementation, and 12 work on platform development. 4 people work on system security and platform development, 5 people work on program implementation and platform development, and 2 people work on all three projects. how many people work on system security and program implementation?

How do you find the distance of each number from the mean