Does anyone know how to solve this

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I partly did it

Jack is considering a list of features and fees for denver bank. jack plans on using network atms about 4 times per month. what would be jack’s total estimated annual fees for a checking account with direct paycheck deposit, one overdraft per year, and no 2nd copies of statements?

What are the values of each variable in the diagram below?

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