1. [-/1 Points] Find the amount of a continuous money flow in which $125 per year is being invested at 7%, compounded continuously for 10 years. $ 2. [-I1 Points] In 1990 (t = 0), the world use of natural gas was 70285 billion cubic feet, and the demand for natural gas was growing exponentially at the rate of 4% per year. If the demand continues to grow at this rate, how many cubic feet of natural gas will the world use from 1990 to 2019? Note: Do not use commas in your answer. Billion cubic feet of natural gas Submit Answer 3. [-I1 Points] At the time of the birth of a child, a parent wants to begin a college fund that will grow to $49000 by the child's 18m birthday. Interest is compounded continuously at 8.5%. What should the initial investment (P0) be? Note: Do not use commas in your answer. $ 4. [-I1 Points] Find the accumulated present value of an investment over a 18-year period if there is a continuous money ow of $2700 per year and the current interest rate is 9%, compounded continuously. Note: Do not use commas in your answer. 5. [-l2 Points] Complete the following statement with the correct words Note: Correct spelling is important. If, when evaluating an improper integral, the limit exists, then we say that the integral . If the limit does not exist, then the integral 6. [-/1 Points] DETAILS Evaluate the following. If it does not exist, enter DNE. 7. [-/1 Points] DETAILS Evaluate the following. If it does not exist, enter DNE. 8. [-/1 Points] DETAILS Evaluate the following. If it does not exist, enter DNE.9. [-/1 Points] DETAILS Find the volume generated by revolving about the x-axis the regions bounded by the following graphs. y = ex X = -4 X = 3 10. [-/1 Points] DETAILS Find the volume generated by revolving about the x-axis the regions bounded by the following graphs: y = V4+x X = 2 X = 10