User contributions
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
- 18:09, 19 October 2014 (diff | hist) . . (+7,115) . . N 2014 UNCO Math Contest II Problems (Created page with "Twenty-second Annual UNC Math Contest Final Round January 25, 2014 Three hours; no electronic devices. Show your work and justify your answers. Clearer presentations will earn hi...")
- 18:09, 19 October 2014 (diff | hist) . . (0) . . m 2014 UNC Math Contest II Problems (Redirected page to 2014 UNCO Math Contest II Problems) (current)
- 18:07, 19 October 2014 (diff | hist) . . (0) . . m 2014 UNC) Math Contest II Problems (moved 2014 UNC Math Contest II Problems to 2014 UNC) Math Contest II Problems: disambiguation of University of Northern Colorado and University of North Carolina) (current)
- 18:07, 19 October 2014 (diff | hist) . . (+48) . . N 2014 UNC Math Contest II Problems (moved 2014 UNC Math Contest II Problems to 2014 UNC) Math Contest II Problems: disambiguation of University of Northern Colorado and University of North Carolina)
- 18:06, 19 October 2014 (diff | hist) . . (+2) . . m 2014 UNCO Math Contest II
- 18:06, 19 October 2014 (diff | hist) . . (+5) . . m 2013 UNCO Math Contest II
- 18:06, 19 October 2014 (diff | hist) . . (+8) . . m 2012 UNCO Math Contest II
- 18:05, 19 October 2014 (diff | hist) . . (+5) . . 2011 UNCO Math Contest II
- 18:05, 19 October 2014 (diff | hist) . . (+1) . . m Template:UNCO Math Contest box (current)
- 18:04, 19 October 2014 (diff | hist) . . (+5) . . m 2010 UNCO Math Contest II
- 18:03, 19 October 2014 (diff | hist) . . (0) . . m Template:UNCO Math Contest box (moved Template:UNC Math Contest box to Template:UNCO Math Contest box: disambiguation of Colorado and North Carolina)
- 18:03, 19 October 2014 (diff | hist) . . (+44) . . N Template:UNC Math Contest box (moved Template:UNC Math Contest box to Template:UNCO Math Contest box: disambiguation of Colorado and North Carolina)
- 18:02, 19 October 2014 (diff | hist) . . (+32) . . m Template:UNCO Math Contest box
- 18:00, 19 October 2014 (diff | hist) . . (+3) . . m 2014 UNCO Math Contest II (disambiguation of Colorado and North Carolina)
- 17:59, 19 October 2014 (diff | hist) . . (0) . . m 2014 UNCO Math Contest II (moved 2014 UNC Math Contest II to 2014 UNCO Math Contest II: disambiguation of Colorado and North Carolina)
- 17:59, 19 October 2014 (diff | hist) . . (+39) . . N 2014 UNC Math Contest II (moved 2014 UNC Math Contest II to 2014 UNCO Math Contest II: disambiguation of Colorado and North Carolina) (current)
- 17:59, 19 October 2014 (diff | hist) . . (0) . . m 2013 UNCO Math Contest II (moved 2013 UNC Math Contest II to 2013 UNCO Math Contest II: disambiguation of Colorado and North Carolina)
- 17:59, 19 October 2014 (diff | hist) . . (+39) . . N 2013 UNC Math Contest II (moved 2013 UNC Math Contest II to 2013 UNCO Math Contest II: disambiguation of Colorado and North Carolina) (current)
- 17:58, 19 October 2014 (diff | hist) . . (0) . . m 2012 UNCO Math Contest II (moved 2012 UNC Math Contest II to 2012 UNCO Math Contest II: disambiguation of Colorado and North Carolina)
- 17:58, 19 October 2014 (diff | hist) . . (+39) . . N 2012 UNC Math Contest II (moved 2012 UNC Math Contest II to 2012 UNCO Math Contest II: disambiguation of Colorado and North Carolina) (current)
- 17:58, 19 October 2014 (diff | hist) . . (0) . . m 2011 UNCO Math Contest II (moved 2011 UNC Math Contest II to 2011 UNCO Math Contest II: disambiguation of Colorado and North Carolina)
- 17:58, 19 October 2014 (diff | hist) . . (+39) . . N 2011 UNC Math Contest II (moved 2011 UNC Math Contest II to 2011 UNCO Math Contest II: disambiguation of Colorado and North Carolina) (current)
- 17:58, 19 October 2014 (diff | hist) . . (0) . . m 2009 UNCO Math Contest II (moved 2009 UNC Math Contest II to 2009 UNCO Math Contest II: disambiguation of Colorado and North Carolina)
- 17:58, 19 October 2014 (diff | hist) . . (+39) . . N 2009 UNC Math Contest II (moved 2009 UNC Math Contest II to 2009 UNCO Math Contest II: disambiguation of Colorado and North Carolina) (current)
- 17:57, 19 October 2014 (diff | hist) . . (0) . . m 2010 UNCO Math Contest II (moved 2010 UNC Math Contest II to 2010 UNCO Math Contest II: disambiguation of Colorado and North Carolina)
- 17:57, 19 October 2014 (diff | hist) . . (+39) . . N 2010 UNC Math Contest II (moved 2010 UNC Math Contest II to 2010 UNCO Math Contest II: disambiguation of Colorado and North Carolina) (current)
- 17:56, 19 October 2014 (diff | hist) . . (+8) . . m University of Northern Colorado Math Contest
- 17:54, 19 October 2014 (diff | hist) . . (+921) . . N 2009 UNCO Math Contest II Problems/Problem 11 (Created page with "== Problem == If the following triangular array of numbers is continued using the pattern established, how many numbers (not how many digits) would there be in the <math>100^{th...")
- 17:53, 19 October 2014 (diff | hist) . . (+487) . . N 2009 UNCO Math Contest II Problems/Problem 10 (Created page with "== Problem == Let <math>S=\left \{1,2,3,\ldots ,n\right \}</math>. Determine the number of subsets <math>A</math> of <math>S</math> such that <math>A</math> contains at least t...")
- 17:52, 19 October 2014 (diff | hist) . . (+447) . . N 2009 UNCO Math Contest II Problems/Problem 9 (Created page with "== Problem == A square is divided into three pieces of equal area by two parallel lines as shown. If the distance between the two parallel lines is <math>8</math> what is the ar...")
- 17:52, 19 October 2014 (diff | hist) . . (+481) . . N 2009 UNCO Math Contest II Problems/Problem 8 (Created page with "== Problem == Two diagonals are drawn in the trapezoid forming four triangles. The areas of two of the triangles are <math>9</math> and <math>25</math> as shown. What is the tot...")
- 17:51, 19 October 2014 (diff | hist) . . (+400) . . N 2009 UNCO Math Contest II Problems/Problem 7 (Created page with "== Problem == A polynomial <math>P(x)</math> has a remainder of <math>4</math> when divided by <math>x+2</math> and a remainder of <math>14</math> when divided by <math>x-3.</m...")
- 17:50, 19 October 2014 (diff | hist) . . (+816) . . N 2009 UNCO Math Contest II Problems/Problem 6 (Created page with "== Problem == Let each of <math>m</math> distinct points on the positive <math>x</math>-axis be joined to each of <math>n</math> distinct points on the positive <math>y</math>-...")
- 17:49, 19 October 2014 (diff | hist) . . (+603) . . N 2009 UNCO Math Contest II Problems/Problem 5 (Created page with "== Problem == The two large isosceles right triangles are congruent. If the area of the inscribed square <math>A</math> is <math>225</math> square units, what is the area of th...")
- 17:48, 19 October 2014 (diff | hist) . . (+358) . . N 2009 UNCO Math Contest II Problems/Problem 4 (Created page with "== Problem == How many perfect squares are divisors of the product <math>1!\cdot 2!\cdot 3!\cdot 4!\cdot 5!\cdot 6!\cdot 7!\cdot 8!</math> ? (Here, for example, <math>4!</math> ...")
- 17:48, 19 October 2014 (diff | hist) . . (+465) . . N 2009 UNCO Math Contest II Problems/Problem 3 (Created page with "== Problem == An army of ants is organizing a march to the Obama inauguration. If they form columns of <math>10</math> ants there are <math>8</math> left over. If they form colu...")
- 17:47, 19 October 2014 (diff | hist) . . (+460) . . N 2009 UNCO Math Contest II Problems/Problem 2 (Created page with "== Problem == (a) Let <math>Q_n=1^n+2^n</math>. For how many <math>n</math> between <math>1</math> and <math>100</math> inclusive is <math>Q_n</math> a multiple of <math>5</mat...")
- 17:46, 19 October 2014 (diff | hist) . . (+384) . . N 2009 UNCO Math Contest II Problems/Problem 1 (Created page with "== Problem == How many positive <math>3</math>-digit numbers <math>abc</math> are there such that <math>a+b=c</math> For example, <math>202</math> and <math>178</math> have this...")
- 17:43, 19 October 2014 (diff | hist) . . (0) . . m 2009 UNCO Math Contest II Problems (→Problem 6)
- 17:41, 19 October 2014 (diff | hist) . . (+5,079) . . N 2009 UNCO Math Contest II Problems (Created page with "University of Northern Colorado MATHEMATICS CONTEST FINAL ROUND January 31,2009. For Colorado Students Grades 7-12. ==Problem 1== How many positive <math>3</math>-digit number...")
- 16:26, 19 October 2014 (diff | hist) . . (+1,165) . . N 2009 UNCO Math Contest II (Created page with "'''2009 UNC Math Contest''' problems and solutions. The test was held on January 31, 2009. The first link contains the full set...")
- 16:24, 19 October 2014 (diff | hist) . . (-217) . . m University of Northern Colorado Math Contest
- 16:22, 19 October 2014 (diff | hist) . . (-1) . . m 2010 UNCO Math Contest II Problems/Problem 11 (→Problem)
- 16:22, 19 October 2014 (diff | hist) . . (+2) . . m 2010 UNCO Math Contest II Problems
- 16:21, 19 October 2014 (diff | hist) . . (+731) . . N 2010 UNCO Math Contest II Problems/Problem 11 (Created page with "== Problem == (a) The <math>3 \times 3</math> square grid has <math>9</math> dots equally spaced. How many squares (of all sizes) can you make using four of these dots as vertic...")
- 16:20, 19 October 2014 (diff | hist) . . (+901) . . N 2010 UNCO Math Contest II Problems/Problem 10 (Created page with "== Problem == Let <math>S=\left\{1,2,3,\cdots ,n\right\}</math> where <math>n \ge 4</math>. What is the maximum number of elements in a subset <math>A</math> of <math>S</math>,...")
- 16:20, 19 October 2014 (diff | hist) . . (+378) . . N 2010 UNCO Math Contest II Problems/Problem 9 (Created page with "== Problem == (a) Find integers <math>A, B</math>, and <math>C</math> so that <math>A^3+B^4=C^5.</math> Express your answers in exponential form. (b) Find integers <math>A, B,...")
- 16:19, 19 October 2014 (diff | hist) . . (+303) . . N 2010 UNCO Math Contest II Problems/Problem 8 (Created page with "== Problem == Simplify <math>(3^1+1)(3^2+1)(3^4+1)(3^8+1)(3^{16}+1)\cdots (3^{1024}+1)</math>, using exponential notation to express your answer. Generalize this result. == So...")
- 16:18, 19 October 2014 (diff | hist) . . (+745) . . N 2010 UNCO Math Contest II Problems/Problem 7 (Created page with "== Problem == <math>P</math> and <math>Q</math> are each <math>2</math>-digit <math>\underline{prime}</math> numbers (like <math>73</math> and <math>19</math>), and all four dig...")
- 16:18, 19 October 2014 (diff | hist) . . (+591) . . N 2010 UNCO Math Contest II Problems/Problem 6 (Created page with "== Problem == <math>A</math> is a <math>4</math>-digit number <math>abcd</math>. <math>B</math> is a <math>5</math>-digit number formed by augmenting <math>A</math> with a <math...")
(newest | oldest) View (newer 50 | older 50) (20 | 50 | 100 | 250 | 500)
