For the following situations write a formula that gives the value of the investment, C, in terms of the number of years since the investment was made, x. a. The investment started with $1100 and increased by $43 each year. Preview b. The investment started with $900 and increases by 1.15% each year. Preview c. The investment started with $700 and decreases by 1.18% each year. Preview d. The investment started with $1500 and decreases by $36 each year. Preview