Use the domain and range of each of the following relations to determine which is a function. a. {(7,5), (-6, 0), (2, 3)
b. {(7, 5).(-6, 0). (-6, - 2), (2, 3)}
c. {7, - 6, 2, -7}
d. {(7,5). (-6, 0), (7,3)}

Louise measured the perimeter of her rectangular scrapbook to be 154 cm. if the scrapbook is 45 cm wide, how long is the scrapbook?

17. a researcher measures three variables, x, y, and z for each individual in a sample of n = 20. the pearson correlations for this sample are rxy = 0.6, rxz = 0.4, and ryz = 0.7. a. find the partial correlation between x and y, holding z constant. b. find the partial correlation between x and z, holding y constant. (hint: simply switch the labels for the variables y and z to correspond with the labels in the equation.) gravetter, frederick j. statistics for the behavioral sciences (p. 526). cengage learning. kindle edition.

What is the frequency of the sinusoidal graph?