What is the domain of the function represented by this graph

A. x ≥ 4
B. -2 ≤ x ≤ 2
C. x ≤ 0
D. all real numbers

For which of the following counts would a binomial probability model not be reasonable? a)the number of people in a classroom born in januaryb) the number of people in a classroom with red hair c) the number of people admitted to a hospital in a day with a particular disease d) the number of heart beats in a one-minute perio.

25 ! the line of best fit is h = 5a + 86. predict the height at age 16. show your work.

Express the following as a function of a single angle. cos(60) cos(-20) - sin(60) sin(-20)