Simplifying terms with negative powers

You will need to be able to simplify terms with negative indices. Can you simplify these? If not see the video.

Examples in the video

Simplify the following:

  1. 5{x^{ - 1}}
  2. \dfrac{{3{x^{ - 2}}}}{4}
  3. 5{x^{ - \frac{1}{2}}}
  4. \dfrac{{7{x^{ - \frac{1}{3}}}}}{2}
  5. 8{x^{ - \frac{2}{3}}}
  6. \dfrac{{5{x^{ - \frac{3}{4}}}}}{7}

2017-11-04T16:46:49+00:00