Which of the following is an equation of a parallel to the equation y=4x+1?

If f(x) = 2x + 2 and g(x) = x? , what is (gºf)(2)?

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.

David leaves his house to go to school. he walks 200 meters west and 300 meters north. how far is david from his original starting point?