User contributions
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- 12:30, 12 November 2018 (diff | hist) . . (0) . . 2004 AMC 12B Problems/Problem 19 (→Solution #1)
- 12:29, 12 November 2018 (diff | hist) . . (+2) . . 2015 AMC 8 Problems/Problem 7 (→Solution 1)
- 12:28, 12 November 2018 (diff | hist) . . (-17) . . 2016 AMC 8 Problems/Problem 25 (→Solution 5: Simple Trigonometry)
- 12:26, 12 November 2018 (diff | hist) . . (+325) . . 2016 AMC 8 Problems/Problem 25 (→Solution 1)
- 12:21, 12 November 2018 (diff | hist) . . (+106) . . m 2017 AMC 8 Problems/Problem 25 (→Solution)
- 11:25, 10 November 2018 (diff | hist) . . (0) . . 2016 AMC 8 Problems/Problem 25 (→Solution 2: Similar Triangles)
- 11:24, 10 November 2018 (diff | hist) . . (-23) . . 2016 AMC 8 Problems/Problem 25 (→Solution a)
- 11:38, 1 September 2018 (diff | hist) . . (+413) . . 2003 AMC 10B Problems/Problem 23 (→Solution 3)
- 11:35, 1 September 2018 (diff | hist) . . (+484) . . 2003 AMC 10B Problems/Problem 23 (→Solution 2)
- 22:17, 10 January 2018 (diff | hist) . . (+3) . . 2005 CEMC Gauss (Grade 7) Problems/Problem 16 (→Solution) (current)
- 22:13, 10 January 2018 (diff | hist) . . (-70) . . MIE 2016/Day 1/Problem 10 (→See Also) (current)
- 22:13, 10 January 2018 (diff | hist) . . (-11) . . MIE 2016/Day 1/Problem 10 (→See Also)
- 22:13, 10 January 2018 (diff | hist) . . (+67) . . MIE 2016/Day 1/Problem 10 (→See Also)
- 21:47, 7 January 2018 (diff | hist) . . (+534) . . N MIE 2016/Day 1/Problem 10 (Created page with "===Problem 10=== A hexagon is divided into 6 equilateral triangles. How many ways can we put the numbers from 1 to 6 in each triangle, without repetition, such that the sum of...")
- 21:45, 7 January 2018 (diff | hist) . . (+413) . . N MIE 2016/Day 1/Problem 9 (Created page with "===Problem 9=== Let <math>x</math>, <math>y</math> and <math>z</math> be complex numbers that satisfies the following system: <math>\begin{cases}x+y+z=7\\x^2+y^2+z^2=25\\\fra...")
- 21:45, 7 January 2018 (diff | hist) . . (+320) . . N MIE 2016/Day 1/Problem 8 (Created page with "===Problem 8=== Let <math>f(x)=\sqrt{|x-1|+|x-2|+|x-3|+...+|x-2017|}</math>. The minimum value of <math>f(x)</math> is in the interval: (a) <math>(-\infty,1008]</math> (b) <...")
- 21:45, 7 January 2018 (diff | hist) . . (+299) . . N MIE 2016/Day 1/Problem 7 (Created page with "===Problem 7=== The product of the real roots of the following equation is equal to: <math>y^{\log_3\sqrt{3y}}=y^{\log_33y}-6,~~y>0</math> (a) <math>\frac{1}{3}</math> (b)...") (current)
- 21:44, 7 January 2018 (diff | hist) . . (+476) . . N MIE 2016/Day 1/Problem 6 (Created page with "===Problem 6=== Let <math>A</math> be <math>A=\begin{vmatrix}1&a&-2\\a-2&1&1\\2&-3&1\end{vmatrix}</math> with <math>a\in\mathbb{R}</math>. We know that <math>\text{det}(A^2-2A...") (current)
- 21:43, 7 January 2018 (diff | hist) . . (+348) . . N MIE 2016/Day 1/Problem 5 (Created page with " ===Problem 5=== Compute <math>\frac{\sin^4\alpha+\cos^4\alpha}{\sin^6\alpha+\cos^6\alpha}</math>, knowing that <math>\sin\alpha\cos\alpha=\frac{1}{5}</math>. (a) <math>\fra...")
- 21:42, 7 January 2018 (diff | hist) . . (+544) . . N MIE 2016/Day 1/Problem 4 (Created page with "===Problem 4=== In the expansion of <math>\left(x\sin2\beta+\frac{1}{x}\cos2\beta\right)^{10}</math> the independent term (in other words, the term without <math>x</math>)...")
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