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• 2016 AMC 10A Problems/Problem 7
  == Solution 1 == ...ser:Integralarefun|Integralarefun]] ([[User talk:Integralarefun|talk]]) 18:19, 27 September 2023 (EDT)
  2 KB (268 words) - 17:19, 27 September 2023
• 2016 AMC 10A Problems/Problem 11
  filldraw((7,0)--(8,0)--(8,1)--(0,4)--(0,5)--(1,5)--cycle,gray(0.8)); label("$1$",(1/2,5),dir(90));
  8 KB (1,016 words) - 23:17, 30 December 2023
• MATHCOUNTS
  ...rint</u>: 1-1.5 (School/Chapter), 2-2.5 (State/National)<br><u>Target:</u> 1.5 (School), 2 (Chapter), 2-2.5 (State/National)}} * The 2020 competition was canceled due to the COVID-19 pandemic, but was due to be held in Orlando, Florida.
  11 KB (1,517 words) - 13:11, 2 March 2025
• Minnesota mathematics competitions
  !rowspan='1'| Year !!| USAMO !!| USAJMO !rowspan='1'| Year !!| Qualifiers for Invitational Competition !!| Team standing in swe
  5 KB (724 words) - 11:09, 21 November 2024
• AMC historical results
  Before 2020, at least the top 1% of scorers on the AMC 10 and the top 3% of scorers on the AMC 12 were invi === "DHR" 1% Distinguished Honor Roll / Honor Roll of Distinction ===
  21 KB (2,331 words) - 12:28, 3 March 2025
• 1955 AHSME Problems/Problem 38
  <math>\textbf{(A)}\ 19 \qquad \textbf{(B)}\ 21 \qquad \textbf{(C)}\ 23 \qquad \textbf{(D)}\ 29 \qq ...c}{3}+d+16=a+b+c+d</math>. This, with some algebra, means that <math>\frac{1}{3}(a+b+c)=8</math>. <math>d</math> must be <math>\boxed{\textbf{(B)} 21}</
  1 KB (200 words) - 22:35, 28 August 2020
• Joining an ARML team
  ...The three teams are the Reals, Naturals, and Primes. Two compete in A and 1 in B... Michigan was also awarded the best shirt design at ARML Iowa 2015.. ...ille, etc.) on the MO ARML team. (eg. the 2008 team fielded 6 from KS, and 1 from IL)
  22 KB (3,532 words) - 10:25, 27 September 2024
• Factorial
  ...[recursion|recursive definition]] for the factorial is <math>n!=n \cdot (n-1)!</math>. * <math>0! = 1</math> (remember! this is 1, not 0! (the '!' was an exclamation mark, not a factorial sign))
  10 KB (809 words) - 15:40, 17 March 2024
• Fermat's Little Theorem
  ...ot [[divisibility|divisible]] by <math>p</math>, then <math>a^{p-1} \equiv 1 \pmod{p}</math>. ...denotes [[Euler's totient function]]. In particular, <math>\varphi(p) = p-1</math> for prime numbers <math>p</math>. In turn, this is a special case of
  15 KB (2,618 words) - 11:03, 19 February 2025
• Divisibility rules
  Rule 1: Partition <math>N</math> into 3 digit numbers from the right (<math>d_3d_ [[Divisibility rules/Rule 1 for 7 proof | Proof]]
  10 KB (1,572 words) - 21:11, 22 September 2024
• Prime number
  ...ve integer]] <math>p>1</math> whose only positive [[divisor|divisors]] are 1 and itself. Note that <math>1</math> is usually defined as being neither prime nor [[composite number|com
  7 KB (1,080 words) - 18:00, 21 February 2025
• Complementary counting
  ...bility it does not happen is one. Thus, we have the identity <cmath>P(A) = 1 - P(A^c).</cmath> Like its counting analog, complementary probability often === Example 1 ===
  8 KB (1,192 words) - 16:20, 16 June 2023
• Arithmetic sequence
  ...h>1, 2, 3, 4</math> is an arithmetic sequence with common difference <math>1</math> and <math>99, 91, 83, 75</math> is an arithmetic sequence with commo ...ogression if and only if <math>a_2 - a_1 = a_3 - a_2 = \cdots = a_n - a_{n-1}</math>. A similar definition holds for infinite arithmetic sequences. It a
  4 KB (736 words) - 01:00, 7 March 2024
• 2006 AMC 10B
  * [[2006 AMC 10B Problems/Problem 1]] * [[2006 AMC 10B Problems/Problem 19]]
  2 KB (182 words) - 20:57, 23 January 2021
• Mathematical Olympiad Summer Program
  ...three instructional sessions: 9:00 AM - 10:30 AM, 10:40 AM - 12:10 PM, and 1:15 PM - 2:45 PM. Classes usually consist of a lecture followed by a problem ...ered in place of the afternoon lecture, and is graded with comments within 1-2 days.
  5 KB (841 words) - 20:42, 7 January 2025
• Twin Prime Conjecture
  ...5}+\frac{1}{5}+\frac{1}{7}+\frac{1}{11}+\frac{1}{13}+\frac{1}{17}+\frac{1}{19}+\cdots</math></center> ...y if one of variables is 0 will the factorization be trivial (contain only 1 and itself).
  2 KB (307 words) - 20:11, 28 December 2024
• Algebraic number
  ...math>\sqrt{2}+\sqrt{3}</math>, <math>i</math>, and <math>\frac{4+\sqrt[27]{19}}{\sqrt[3]{4}+\sqrt[7]{97}}</math>. A number that is not algebraic is calle
  1 KB (153 words) - 11:30, 27 September 2024
• 2006 AMC 12B
  * [[2006 AMC 12B Problems/Problem 1 | Problem 1]] * [[2006 AMC 12B Problems/Problem 19 | Problem 19]]
  2 KB (210 words) - 23:06, 6 October 2014
• 2006 AMC 10A
  * [[2006 AMC 10A Problems/Problem 1]] * [[2006 AMC 10A Problems/Problem 19]]
  2 KB (180 words) - 17:06, 6 October 2014
• 2021 JMC 10
  ==Problem 1== What is the value of <cmath>\dfrac{20}{2\cdot1} - \dfrac{2+0}{2/1}?</cmath>
  12 KB (1,784 words) - 15:49, 1 April 2021

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