Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Error in math book? Please view this.

  1. Nov 22, 2007 #1
    [​IMG]

    Isn't it true that the "y" does NOT belong under the radical symbol on the right side?
     
  2. jcsd
  3. Nov 22, 2007 #2

    tony873004

    User Avatar
    Science Advisor
    Gold Member

    It's not under the radical. Only x is under the radical.
     
  4. Nov 22, 2007 #3
    Correct as written, probably would have helped for the author to use parenthesis.
     
  5. Nov 22, 2007 #4

    stewartcs

    User Avatar
    Science Advisor

    Or either beside the 18 for clarity.
     
Know someone interested in this topic? Share this thread via Reddit, Google+, Twitter, or Facebook

Have something to add?



Similar Discussions: Error in math book? Please view this.
  1. Math errors (Replies: 11)

  2. Error in book ? (Replies: 12)

Loading...