Which of the ordered pairs in the form(x, y) is a solution of this equation? 3x - y/4 = 11 (3, -8), (4, 4)
A. The first is a solution, but the second is not.
B. Both are solutions.
C. The first is not a solution, but the second is.
D. Neither is a solution.

3. find the radius of circle p.4. find y.

Researchers were interested in whether relaxation training decreases the number of headaches a person experiences. they randomly assigned 20 participants to a control group or a relaxation training group and noted the change in number of headaches each group reported from the week before training to the week after training. which statistical analysis should be performed to answer the researchers' question?

If f(x)= sqrt4x+9+2, which inequality can be used to find the domain of f(x)?