Math 141 Week 1 Activity. You must show your work to receive credit. You are welcome to discuss your work with other students, but your nal work must be your own, not copied from anyone. Please your answers so they are easy to find. 15 points total. 1. Suppose Alt) gives the amount of money in an investment account after t years. With a complete sentence, interpret the equation A(2) = 340. (Remember this means explaining the meaning of the equation without using any mathy vocabulary!} Include units. (3 points) 2. Suppose Jx) = 3x2 5x. Show all your work for the problems below. a. Evaluate f(3). If you have multiple steps, be sure to connect your expressions with EQUALS SIGNS. [3 points) b. With algebra, nd all solutions to the equation x) = 2. Show all your work and give your answers as integers or exact fractions. [Hintz try factoring!) Please note that for algebra problems in this class, part of what we are practicing is neatness. Be sure your work is easy to read! [4 points) 3. Sketch the following piecewise function on the graph. Use a closed circle if the endpoint is included and an open circle if the endpoint is not included, as shown in the videos. (5 points) x2 x