Identify the mean and standard deviation of the graph a. mean = 85; standard deviation =15 b. mean = 85; standard deviation = 30 c. mean = 100 standard deviation =15 d. mean = 100; standard deviation = 30

What is the factored form of x2 − 4x − 5? (x + 5)(x − 1) (x + 5)(x + 1) (x − 5)(x − 1) (x − 5)(x + 1)

Which of these people has balanced their checkbook correctly? oa. gary: the balance in his check register is $500 and the balance in his bank statement is $500. b. gail: the balance in her check register is $400 and the balance in her bank statement is $500. c. gavin: the balance in his check register is $500 and the balance in his bank statement is $510.

We just started the introduction into circles and i have no idea how to do this.