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• 19:25, 7 September 2023 (diff | hist) . . (+526)‎ . . N Sum-to-product identities ‎ (Created page with "Here are the sum-to-product identities: * <math>\sin (x) + \sin (y) = 2 \sin \left(\frac{x + y}{2}\right) \cos \left(\frac{x - y}{2}\right)</math> * <math>\sin (x) - \sin (y)...") (current)
• 19:23, 7 September 2023 (diff | hist) . . (+956)‎ . . N Half angle identities ‎ (Created page with "The trigonometric half-angle identities state the following equalities: * <math>\sin \left(\frac{x}{2}\right) = \pm \sqrt{\frac{1 - \cos (x)}{2}}</math> * <math>\cos \left(\f...") (current)
• 19:21, 7 September 2023 (diff | hist) . . (+357)‎ . . N Double angle identities ‎ (Created page with "The trigonometric double-angle identities are easily derived from the angle addition formulas by just letting <math>x = y</math>. Doing so yields: * <math>\sin (2x) = 2\sin (...") (current)
• 19:20, 7 September 2023 (diff | hist) . . (-1,014)‎ . . Angle addition identities ‎
• 19:18, 7 September 2023 (diff | hist) . . (+1,352)‎ . . N Angle addition identities ‎ (Created page with "The trigonometric angle addition identities state the following identities: <math>\sin(x + y) = \sin (x) \cos (y) + \cos (x) \sin (y)</math> <math>\cos(x + y) = \cos (x) \cos...")
• 19:17, 7 September 2023 (diff | hist) . . (+2)‎ . . m Pythagorean identities ‎ (→‎See Also)
• 19:16, 7 September 2023 (diff | hist) . . (+656)‎ . . N Pythagorean identities ‎ (Created page with "The Pythagorean identities state that <math>\sin^2x + \cos^2x = 1</math> <math>1 + \cot^2x = \csc^2x</math> <math>\tan^2x + 1 = \sec^2x</math> Using the unit circle definitio...")
• 19:15, 7 September 2023 (diff | hist) . . (+24)‎ . . m Trigonometry ‎ (→‎Trigonometric identities) (current)
• 17:47, 7 September 2023 (diff | hist) . . (-4)‎ . . m 1999 AHSME Problems/Problem 21 ‎ (→‎Solution 2 (Alternative to realize that the triangle is Right)) (current)
• 17:43, 7 September 2023 (diff | hist) . . (+61)‎ . . m 1999 AHSME Problems/Problem 21 ‎ (→‎Solution 2 (Alternative to realize that the triangle is Right))
• 22:51, 6 September 2023 (diff | hist) . . (+179)‎ . . m 1996 AIME Problems/Problem 9 ‎ (→‎Solution 1) (current)
• 18:26, 2 September 2023 (diff | hist) . . (-4)‎ . . m 1995 AIME Problems/Problem 10 ‎ (→‎Solution)
• 18:08, 2 September 2023 (diff | hist) . . (+38)‎ . . m 1995 AIME Problems/Problem 10 ‎ (→‎Solution)
• 20:05, 1 September 2023 (diff | hist) . . (+47)‎ . . m 1994 AIME Problems/Problem 1 ‎ (→‎Solution) (current)
• 19:04, 30 August 2023 (diff | hist) . . (+13)‎ . . m 1993 AIME Problems/Problem 14 ‎ (→‎Solution)
• 18:39, 30 August 2023 (diff | hist) . . (+36)‎ . . m 1993 AIME Problems/Problem 15 ‎ (→‎Solution)
• 18:37, 30 August 2023 (diff | hist) . . (+12)‎ . . m 1993 AIME Problems/Problem 15 ‎ (→‎Solution)
• 18:36, 30 August 2023 (diff | hist) . . (+1)‎ . . m 1993 AIME Problems/Problem 15 ‎ (→‎Solution)
• 18:35, 30 August 2023 (diff | hist) . . (+340)‎ . . 1993 AIME Problems/Problem 15 ‎ (→‎Solution)
• 18:10, 30 August 2023 (diff | hist) . . (+72)‎ . . m 1993 AIME Problems/Problem 14 ‎ (→‎Solution)
• 01:36, 29 August 2023 (diff | hist) . . (+84)‎ . . Mass points ‎ (→‎Video Lectures)
• 22:36, 27 August 2023 (diff | hist) . . (-4)‎ . . m 1991 AIME Problems/Problem 12 ‎ (→‎Solution) (current)
• 22:00, 26 August 2023 (diff | hist) . . (0)‎ . . m 1990 AIME Problems/Problem 2 ‎ (→‎Solution 6) (current)
• 22:00, 26 August 2023 (diff | hist) . . (+8)‎ . . 1990 AIME Problems/Problem 2 ‎ (→‎Solution 6)
• 21:59, 26 August 2023 (diff | hist) . . (+1,153)‎ . . 1990 AIME Problems/Problem 2 ‎ (→‎Solution 5)
• 21:28, 26 August 2023 (diff | hist) . . (+112)‎ . . m 1990 AIME Problems/Problem 2 ‎ (→‎Solution 1)
• 21:01, 25 August 2023 (diff | hist) . . (+29)‎ . . m 1989 AIME Problems/Problem 14 ‎ (→‎Solution)
• 20:58, 25 August 2023 (diff | hist) . . (-75)‎ . . m 1989 AIME Problems/Problem 14 ‎ (→‎Solution)
• 23:44, 24 August 2023 (diff | hist) . . (-2)‎ . . m 2022 MMATHS Individual Round Problems/Problem 4 ‎ (→‎Solution 1) (current)
• 13:12, 24 August 2023 (diff | hist) . . (+86)‎ . . Perfect cube ‎ (→‎Introductory Problems) (current)
• 14:34, 22 August 2023 (diff | hist) . . (-4)‎ . . m 1987 AIME Problems ‎ (→‎Problem 12) (current)
• 14:33, 22 August 2023 (diff | hist) . . (+12)‎ . . m 1987 AIME Problems ‎ (→‎Problem 12)
• 14:48, 21 August 2023 (diff | hist) . . (+4)‎ . . m 1986 AIME Problems ‎ (→‎Problem 7) (current)
• 19:37, 17 August 2023 (diff | hist) . . (+12)‎ . . m 1986 AIME Problems ‎ (→‎Problem 14)
• 19:24, 17 August 2023 (diff | hist) . . (+361)‎ . . Volume ‎ (→‎Finding Volume) (current)
• 19:08, 17 August 2023 (diff | hist) . . (0)‎ . . Parallelepiped ‎ (current)
• 19:08, 17 August 2023 (diff | hist) . . (+349)‎ . . Parallelepiped ‎
• 00:29, 14 August 2023 (diff | hist) . . (+1)‎ . . m 2003 AIME II Problems/Problem 13 ‎ (→‎Solutions)
• 12:39, 13 August 2023 (diff | hist) . . (+827)‎ . . 1984 AIME Problems/Problem 3 ‎ (→‎Solution 3) (current)
• 22:18, 3 February 2023 (diff | hist) . . (+23)‎ . . m 2018 AIME I Problems/Problem 11 ‎ (→‎Solution 3 (Big Bash))
• 22:09, 3 February 2023 (diff | hist) . . (+105)‎ . . m Combinatorial identity ‎ (→‎Examples)
• 15:30, 3 February 2023 (diff | hist) . . (+22)‎ . . m 2018 AIME I Problems/Problem 1 ‎ (→‎Solution 1)
• 15:29, 3 February 2023 (diff | hist) . . (-8)‎ . . m 2018 AIME I Problems/Problem 1 ‎ (→‎Solution 1)
• 23:35, 23 December 2022 (diff | hist) . . (-11)‎ . . m Euler line ‎ (→‎Euler lines of cyclic quadrilateral (Vittas’s theorem))
• 23:24, 23 December 2022 (diff | hist) . . (+4)‎ . . Euler line ‎ (→‎Euler lines of cyclic quadrilateral (Vittas’s theorem))
• 23:23, 23 December 2022 (diff | hist) . . (+2)‎ . . Euler line ‎ (→‎Euler lines of cyclic quadrilateral (Vittas’s theorem))
• 23:20, 23 December 2022 (diff | hist) . . (+39)‎ . . m Euler line ‎ (→‎Euler lines of cyclic quadrilateral (Vittas’s theorem))
• 00:10, 1 November 2022 (diff | hist) . . (+98)‎ . . N User:Yiyj1 ‎ (Created page with "Check out this funny video: https://tinyurl.com/2s4j2kxx Cool stuff: https://tinyurl.com/msmd3bhz")
• 21:26, 20 October 2020 (diff | hist) . . (+4)‎ . . 2011 AMC 8 Problems ‎ (→‎Problem 6)
• 19:20, 20 October 2020 (diff | hist) . . (-4)‎ . . 2011 AMC 8 Problems ‎ (→‎Problem 6)

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