Which of the following values is not changed by moving the center of an ellipse? A or b. B. C. A, b, or c

Josephine has a great garden with and area of 2x2 + x - 6 square feet

20.ju inces. which ordered pair is a viable solution if x represents the number of books he orders and y represents the total weight of the books, in ounces? (-3,-18) (-0.5, -3) (0,0) (0.5, 3)

Xy x xy if a and b are positive integers such that a*b=9 and b*a=72 what is the value of a/b