Jerome earns $200 per month plus $12 for each bike he sells at the bike shop. this month, he wants to earn at least $400. what is the least amount of bikes that jerome can sell to reach his goal

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.

What is the total area of the figure?

1: 4 if the wew 35 surfboards at the beach how many were short boards?