I. you gain 12 pounds. ii. a balloon descends 12 feet. iii. a metal spring gets 12 inches shorter. the integer -12 would best represent which of these events? a) i only b) iii only c) i and ii only d) ii and iii only

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 base of 1/9 to the power of 2

Eliza wants to make $10,000 from her investments. she finds an investment account that earns 4.5% interest. she decides to deposit $2,500 into an account. how much money will be in her account after 14 years?