C3 Exponential and log functions

Quiz on chapter 3 of c3: exponential and log functions

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1. The natural log is...

  • a reflection of y=e^x in the y axis
  • a reflection of y=e^x in the line y=x
  • a reflection of y=e^x in the x axis
1 of 8

Other questions in this quiz

2. The inverse of y=e^x is...

  • lnx
  • xe^x
  • 1/x

3. In an equation

  • ln and e turn in to e
  • ln and e cancel out each other
  • ln and e make 10

4. e=...

  • 2.956....
  • 2.718...
  • 3.14...

5. Growth and decay functions are

  • y=Ae^-k
  • y=Ae^kt or y=Ae^-kt
  • y=Ae^t



The questions were challenging, however question 3 should be asking for the range (f(x) values) which is f(x)>0 and not the domain (x values)

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