42/19 as a decimal rounded to the nearest tenth

Which of the following best describes the graph below? a. it is a function, but it is not one-to-one. b. it is a one-to-one function. c. it is not a function. d. it is a many-to-one function.

If x = 12 and y = 3, what is the value of x - y 2? 81 6 3 18

Which of the following is the missing term, a2, of the geometric sequence in which a1=2 and a3=200