Anne Carlson started a new job at age 25. She plans to inves…

Anne Carlson started a new job at age 25. She plans to invest $10,000 at the end of each year for the next 10 years and estimates earning a return of 5%. After 10 years of those investments, she expects her financial situation to change, and she will no longer contribute to her investment. If she leaves the investment in her account, what will be the balance of her account after 30 more years assuming the same 5% interest rate?

A rigid body (modeled as a stick) is attached to a surface v…

A rigid body (modeled as a stick) is attached to a surface via a hinge joint and is being pulled up by a string. The image below illustrates this scenario. Which of the following cases has the smallest tension (lowest force) in the string? You may also think of this as a muscle force acting on a bone about a joint, if that helps you visualize. Please check the letter corresponding to your answer.