1. A fast-food concession stand sells hotdogs and hamburgers, Daily sales can be as high as 300 hamburgers and hotdogs combined. The stand has room to stock no more than 200 hot dogs and no
more than 150 hamburgers, Hot dogs are sold for $3.25, and hamburgers are sold for $4.75. How
many hot dogs and hamburgers should be sold in order to maximize profit?

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.

Wich statement could be used to explain why the function h(x)= x^3 has an inverse relation that is also a function

Over which interval is the graph of f(x) = x2 + 5x + 6 increasing?