User contributions for ZIMINGYIN

26 March 2018

• 08:1508:15, 26 March 2018 diff hist −1 Science:Math Exam Resources/Courses/MATH152/April 2016/Question B 05 (a)/Solution 1 No edit summary current
• 08:1408:14, 26 March 2018 diff hist +479 Science:Math Exam Resources/Courses/MATH152/April 2016/Question B 05 (a)/Solution 1 No edit summary
• 08:1408:14, 26 March 2018 diff hist +269 N File:Math Exam Resources Courses MATH152 April 2016 Question B 05 (a) 1.png User created page with UploadWizard current
• 07:3907:39, 26 March 2018 diff hist +216 Science:Math Exam Resources/Courses/MATH152/April 2016/Question A 24/Hint 1 No edit summary
• 07:3907:39, 26 March 2018 diff hist +6 Science:Math Exam Resources/Courses/MATH152/April 2016/Question A 24/Solution 1 No edit summary current
• 07:3807:38, 26 March 2018 diff hist +549 Science:Math Exam Resources/Courses/MATH152/April 2016/Question A 24/Solution 1 No edit summary

25 March 2018

• 21:1221:12, 25 March 2018 diff hist +591 N Science:Math Exam Resources/Courses/MATH152/April 2016/Question A 23/Hint 2 Created page with "Instead of doing this for each column, we can row reduce all these systems simultaneously, by attaching all columns of <math>I</math> (i.e. the whole matrix <math> I</math>) o..." current
• 21:0821:08, 25 March 2018 diff hist +1,234 N Science:Math Exam Resources/Courses/MATH152/April 2016/Question A 23/Solution 2 Created page with "Alternatively, we can also use row reduction. Form the augmented matrix <math>[A|I]= </math> <math>\left[\begin{array}{ccc|ccc} 2 & 1 & 3 &1 &0 &0\\ 1 & 0 & 1 & 0 & 1&..." current
• 20:2420:24, 25 March 2018 diff hist −1 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b) No edit summary
• 20:2420:24, 25 March 2018 diff hist +339 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b)/Solution 2 No edit summary current

18 March 2018

• 08:3308:33, 18 March 2018 diff hist +62 N Thread:User talk:ZIMINGYIN/Q2b Math104 (2016) and others on this exam/reply Reply to Q2b Math104 (2016) and others on this exam current
• 08:3108:31, 18 March 2018 diff hist +1 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Solution 1 No edit summary current
• 08:3108:31, 18 March 2018 diff hist 0 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 08:3008:30, 18 March 2018 diff hist +260 N File:Math Exam Resources Courses MATH104 December 2016 Question 2 (b) picture 4.jpg User created page with UploadWizard current
• 08:2808:28, 18 March 2018 diff hist 0 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Solution 1 No edit summary
• 08:2708:27, 18 March 2018 diff hist 0 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Solution 1 No edit summary
• 08:2608:26, 18 March 2018 diff hist +256 N File:Math Exam Resources Courses MATH104 December 2016 Question 2 (b) picture 3.jpg User created page with UploadWizard current
• 08:1908:19, 18 March 2018 diff hist −2 File:Math Exam Resources Courses MATH104 December 2016 Question 2 (b) picture 1.png No edit summary current
• 08:1908:19, 18 March 2018 diff hist 0 File:Math Exam Resources Courses MATH104 December 2016 Question 2 (b) picture 1.png ZIMINGYIN uploaded a new version of "File:Math Exam Resources Courses MATH104 December 2016 Question 2 (b) picture 1.png"
• 08:1108:11, 18 March 2018 diff hist 0 Science:Math Exam Resources/Courses/MATH152/April 2015/Question B 6 (a)/Solution 2 No edit summary current
• 08:1108:11, 18 March 2018 diff hist +633 N Science:Math Exam Resources/Courses/MATH152/April 2015/Question B 6 (a)/Solution 2 Created page with "Following the second hint, Since matrix <math>A</math> is a orthogonal rotation matrix, therefore it has determinant <math>\pm 1</math>. For this question, the determinant is..."
• 08:0108:01, 18 March 2018 diff hist +103 N Science:Math Exam Resources/Courses/MATH152/April 2015/Question B 6 (a)/Hint 2 Created page with "We may also use the property of orthogonal rotation matrix is we notice the geometry of the question."
• 07:4307:43, 18 March 2018 diff hist +141 N Thread:Science talk:Math Exam Resources/Courses/MATH104/December 2016/Question 04 (a)/Add more explanation/reply Reply to Add more explanation current
• 07:3407:34, 18 March 2018 diff hist +165 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 04 (a)/Solution 1 No edit summary
• 07:3107:31, 18 March 2018 diff hist +148 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 04 (a)/Hint 1 No edit summary
• 07:2707:27, 18 March 2018 diff hist −17 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b)/Solution 1 No edit summary
• 07:2707:27, 18 March 2018 diff hist +146 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b)/Solution 1 No edit summary
• 07:2607:26, 18 March 2018 diff hist +174 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b)/Solution 1 No edit summary
• 07:2207:22, 18 March 2018 diff hist +345 N Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b)/Solution 2 Created page with "Alt Sol: <math> p +10q=168 \rightarrow 1+10 \frac{dq}{dp} =0</math> <math>\frac{dq}{dp} = -\frac{1}{10} \rightarrow E=-\frac{1}{10}\cdot{p}{q}</math> setting <math>E=-1</mat..."
• 07:2207:22, 18 March 2018 diff hist −304 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 06 (b)/Solution 1 No edit summary
• 07:1907:19, 18 March 2018 diff hist +178 N Thread:Science talk:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Multiplication wrong/reply Reply to Multiplication wrong current
• 07:1507:15, 18 March 2018 diff hist +20 Science:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Solution 1 No edit summary
• 07:1407:14, 18 March 2018 diff hist −2 Science:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Solution 1 No edit summary
• 07:1307:13, 18 March 2018 diff hist −406 Science:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Solution 1 No edit summary
• 07:0907:09, 18 March 2018 diff hist +51 Science:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Solution 1 No edit summary
• 07:0407:04, 18 March 2018 diff hist −1 Science:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Hint 1 No edit summary
• 07:0007:00, 18 March 2018 diff hist 0 Science:Math Exam Resources/Courses/MATH152/April 2017/Question B 02/Hint 1 No edit summary
• 06:1906:19, 18 March 2018 diff hist +165 N Thread:Science talk:Math Exam Resources/Courses/MATH103/April 2017/Question 07 (b)/Solution 1/solution style error/reply Reply to solution style error current
• 06:1806:18, 18 March 2018 diff hist −5 Science:Math Exam Resources/Courses/MATH103/April 2017/Question 07 (b)/Solution 1 No edit summary current
• 06:1706:17, 18 March 2018 diff hist +192 Science:Math Exam Resources/Courses/MATH103/April 2017/Question 07 (b)/Solution 1 No edit summary
• 06:0706:07, 18 March 2018 diff hist 0 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 06:0706:07, 18 March 2018 diff hist +2 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 06:0706:07, 18 March 2018 diff hist −6 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 06:0606:06, 18 March 2018 diff hist −11 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Solution 1 No edit summary
• 06:0606:06, 18 March 2018 diff hist +5 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Solution 1 No edit summary
• 06:0406:04, 18 March 2018 diff hist +68 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Solution 1 No edit summary
• 06:0306:03, 18 March 2018 diff hist −2 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 06:0306:03, 18 March 2018 diff hist +1 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 06:0206:02, 18 March 2018 diff hist −35 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary
• 06:0206:02, 18 March 2018 diff hist +102 Science:Math Exam Resources/Courses/MATH104/December 2016/Question 02 (b)/Statement No edit summary