1. Limited time only! Sign up for a free 30min personal tutor trial with Chegg Tutors
    Dismiss Notice
Dismiss Notice
Join Physics Forums Today!
The friendliest, high quality science and math community on the planet! Everyone who loves science is here!

Homework Help: Find this limit?

  1. Jan 17, 2015 #1
    1. The problem statement, all variables and given/known data
    Find the limit of sin((pi*x*y)/4) as (x, y)--->(-1, 6).

    2. Relevant equations

    3. The attempt at a solution
    I got 1 as the answer. Am I right?
  2. jcsd
  3. Jan 17, 2015 #2


    Staff: Mentor

    How did you get 1? Please show your work.
  4. Jan 18, 2015 #3
    sin(-3*pi/2)=1, am I right?
  5. Jan 18, 2015 #4


    User Avatar
    Science Advisor
    Homework Helper
    Gold Member

  6. Jan 18, 2015 #5


    Staff: Mentor

    Yes, this is correct. My earlier response, which is now deleted, was incorrect. Sorry to have misled you.
Share this great discussion with others via Reddit, Google+, Twitter, or Facebook

Have something to add?
Draft saved Draft deleted