Toronto Math Forum

MAT334--2020F => MAT334--Tests and Quizzes => Test 2 => Topic started by: Xuanru Pan on October 27, 2020, 05:02:16 AM

Title: possible typo on 2020 Question 3 Morning sitting
Post by: Xuanru Pan on October 27, 2020, 05:02:16 AM
When I calculate, I get uyy=-6x-12y rather than -6x+12y, which makes it not harmonic. Is it a typo or do I miscalculate?
Title: Re: possible typo on 2020 Question 3 Morning sitting
Post by: RunboZhang on October 27, 2020, 09:58:45 AM
I agree with you, I think the solution has some small typos.
Title: Re: possible typo on 2020 Question 3 Morning sitting
Post by: Xiaoyi Du on October 28, 2020, 03:16:48 PM
Me too, I also got that. And I think there is also typo on this question part (b)
Title: Re: possible typo on 2020 Question 3 Morning sitting
Post by: maoxiaoy on October 28, 2020, 10:29:59 PM
Yes, this is what I got too
Title: Re: possible typo on 2020 Question 3 Morning sitting
Post by: Xuefeng Fan on December 07, 2020, 02:46:20 PM
Yes I am totally agree with you