2+2=4
gm

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.

How can the correlation in the scatter plot graph below best be described? positive correlation negative correlation both positive and negative no correlation

What set does not contain -3 the set of all real numbers the set of all integers the set of all whole numbers the set of all rational numbers