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  • {{AMC12 box|year=2005|ab=B|num-b=13|num-a=15}}
    2 KB (278 words) - 21:12, 24 December 2020
  • {{AMC12 box|year=2005|ab=B|num-b=15|num-a=17}}
    2 KB (364 words) - 04:54, 16 January 2023
  • xaxis(-1,15,Ticks(f, 2.0)); yaxis(-1,15,Ticks(f, 2.0));
    2 KB (262 words) - 21:20, 21 December 2020
  • ...b=4</math> then <math>(a+b)+(a-b)=11+4</math>, <math>2a=15</math>, <math>a=15/2</math>, which is not a digit. Hence the only possible value for <math>a-b
    2 KB (283 words) - 20:02, 24 December 2020
  • \textbf{(A)}\ \frac {15}{2} \qquad \textbf{(C)}\ 15 \qquad
    5 KB (786 words) - 11:36, 19 May 2024
  • <math> \mathrm{(A)}\ {{{14}}}\qquad\mathrm{(B)}\ {{{15}}}\qquad\mathrm{(C)}\ {{{16}}}\qquad\mathrm{(D)}\ {{{17}}}\qquad\mathrm{(E)
    4 KB (761 words) - 09:10, 1 August 2023
  • <math>\mathrm{(A)}\ 15\qquad\mathrm{(B)}\ 18\qquad\mathrm{(C)}\ 20\qquad\mathrm{(D)}\ 24\qquad\mat label("$y$",(15,-4),N);
    13 KB (2,028 words) - 16:32, 22 March 2022
  • {{AMC10 box|year=2006|ab=A|num-b=13|num-a=15}}
    2 KB (292 words) - 11:56, 17 December 2021
  • <math>\textbf{(A) } \frac{35}{2}\qquad\textbf{(B) } 15\sqrt{2}\qquad\textbf{(C) } \frac{64}{3}\qquad\textbf{(D) } 16\sqrt{2}\qquad {{AMC10 box|year=2006|num-b=15|num-a=17|ab=A}}
    5 KB (732 words) - 23:19, 19 September 2023
  • <math>\text{(A)}\ 5 \qquad \text{(B)}\ 10 \qquad \text{(C)}\ 15 \qquad \text{(D)}\ 20 \qquad \text{(E)}\ 25</math> fill((15,3)--(16,3)--(16,2)--(15,2)--cycle,black); fill((14,2)--(15,2)--(15,1)--(14,1)--cycle,black);
    17 KB (2,246 words) - 13:37, 19 February 2020
  • ...[[positive integer]]s that are divisors of at least one of <math> 10^{10},15^7,18^{11}. </math> <math>15^7 = 3^7\cdot5^7</math> so <math>15^7</math> has <math>8\cdot8 = 64</math> divisors.
    3 KB (377 words) - 18:36, 1 January 2024
  • ...r of positive integers that are divisors of at least one of <math> 10^{10},15^7,18^{11}. </math> In triangle <math> ABC, AB=13, BC=15, </math> and <math>CA = 14. </math> Point <math> D </math> is on <math> \ov
    7 KB (1,119 words) - 21:12, 28 February 2020
  • <cmath>(y^{14}+y^{12}+y^{10}+y^8+y^6+y^4+y^2+1)(y+1) = (y^{15}+y^{14}+y^{13}+y^{12}+y^{11}+y^{10}+y^9+y^8+y^7+y^6+y^5+y^4+y^3+y^2+y+1)=\f
    2 KB (279 words) - 12:33, 27 October 2019
  • import three; currentprojection = perspective(4,-15,4); defaultpen(linewidth(0.7));
    3 KB (436 words) - 03:10, 23 September 2020
  • == Problem 15 == [[2005 AIME I Problems/Problem 15|Solution]]
    6 KB (983 words) - 05:06, 20 February 2019
  • ...9, 23, 29, 31, 37, 41, 43</math> and <math>47</math>) so there are <math> {15 \choose 2} =105</math> ways to choose a pair of primes from the list and th
    2 KB (249 words) - 09:37, 23 January 2024
  • 15 & 330 & no\\ \hline
    8 KB (1,248 words) - 11:43, 16 August 2022
  • pair A=(15,32), B=(12,19), C=(23,20), M=B/2+C/2, P=(17,22); ...}p = \frac{107 \cdot 11 - 337}{11}</math>. Solving produces that <math>p = 15</math>. [[Substitution|Substituting]] backwards yields that <math>q = 32</m
    5 KB (852 words) - 21:23, 4 October 2023
  • ...<math>S(4), S(5), \ldots, S(8)</math> are even, and <math>S(9), \ldots, S(15)</math> are odd, and so on.
    4 KB (647 words) - 02:29, 4 May 2021
  • label("$(13,15,18)$", (4,5), N); label("$(18,15,13)$", (5,4), N);
    5 KB (897 words) - 00:21, 29 July 2022

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