Here's the question you clicked on:

55 members online
  • 0 replying
  • 0 viewing

lizzy87

  • 3 years ago

Write the following as a single power of 2? 2^1-x/4^x+2

  • This Question is Closed
  1. ZeHanz
    • 3 years ago
    Best Response
    You've already chosen the best response.
    Medals 1

    If you write it in the equation editor:\[\frac{ 2^{1-x} }{ 4^{x-2} }\]This is already more clear. Now remember that 4=2², so write it as:\[\frac{ 2^{1-x} }{ (2^2)^{x-2} }\] Use these rules:\[(a^b)^c=a^{bc}\]and\[\frac{ a^b }{ a^c }=a^{b-c}\]to finish it off!

  2. Not the answer you are looking for?
    Search for more explanations.

    • Attachments:

Ask your own question

Sign Up
Find more explanations on OpenStudy
Privacy Policy