Times testt The factors of each term in the expression 24 x minus 60 y are shown below.

24x: 1, 2, 3, 4, 6, 8, 12, 24, x

60y: 1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, y

What is the greatest common factor of 24x and 60y?

12

12x

12y

12xy

Determine whether the following statements are true and give an explanation or counterexample. bold a. when using the shell method, the axis of the cylindrical shells is parallel to the axis of revolution. bold b. if a region is revolved about the y-axis, then the shell method must be used. bold c. if a region is revolved about the x-axis, then in principle it is possible to use the disk/washer method and integrate with respect to x or the shell method and integrate with respect to y.

Apublic library wants to place 4 magazines and 9 books on each display shelf. the expression 4s+9s represents the total number of items that will be displayed on s shelves. simplify the expression

Which expression is equal to (21)(7)(3x) using the associative property? (21 · 7 · 3)x (7)(21)(3x) 32(7 + 3x) (3x)(7)(21)