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Mathematics 4 ESO – Unit 7 ELEMENTARY FUNCTIONS page 81 activity 18

Watch the video on “comparing exponential and logarithmic functions” and answer:

  • a) What two functions are graphed in the video?
  • b) What do we see in the video?
  • c) What happens when x “becomes more and more negative”?
  • d) Why is there a horizontal asymptote?
  • e) What is the difference between the tables of the two functions?
  • f) Are the two graphs a reflection of each other?
  • g) Are the two functions the inverse of each other?
  • h) What is the asymptote of the logarithmic function?