Unit 1

Functions


Introduction


Lesson 1.4: Exponential Functions


In Lesson 1.4, you will


  • recognize an exponential function or equation,
  • explore the characteristics of exponential functions,
  • explore the characteristics of graphs of exponential functions,
  • determine the domain and range of exponential functions,
  • determine the zeros of exponential functions, and
  • solve exponential equations.

Coming into this Lesson, you should be familiar with


  • exponent laws,
  • converting radicals to powers with rational exponents,
  • converting powers with rational exponents to radicals,
  • manipulating exponential equations algebraically, and
  • reducing bases in exponential expressions.