Lesson 29 Practice

  1. Using a Calculator. a) 1.37 b) 1572.94 c) 172.65 d) 22.19
  2. Match the Graph.

    d f(x)=3^x+1 ___ a f(x)=3^{-x}+1

    b f(x)=3^x _______ c f(x)=3^{-x}

  3. Reflections. f(x)=4^{-x}
  4. Original Function. -5^x
  5. Horizontal Asymptotes. true
  6. Interest. a) 28981.85 b) 29029.60 c) 29040.42
  7. More Interest. a) 11270.93 b) 11273.62 c) 12703.38 d) 12709.44
  8. Compounded Continuously.

    After 5 years, the total in account A would be $29045.86 and in account B would be $29038.17 so in order to gain the maximum amount, you should invest in account A.

  9. Lucky Granddaughter. a) 11274.97 b) 110231.76