MENU
No registration required to write.
Trigonometry - sin, cos, tan, cot, arcsin, arccos, arctan, arccot
65 topics • Page 1 of 2 • 1, 2
-
- Topics
- Replies
- Views
- Last post
-
- |sin a|<=a
by Guest » Thu Jun 13, 2019 12:57 pm - 3 Replies
- 256 Views
- Last post by Guest
Fri Jun 14, 2019 1:41 pm
- |sin a|<=a
-
- The Excel Circle Challenge
by Stanley Gould » Mon May 20, 2019 2:24 pm - 1 Replies
- 225 Views
- Last post by Stanley Gould
Tue May 21, 2019 1:16 pm
- The Excel Circle Challenge
-
- Trigonometry
by Guest » Sat Mar 02, 2019 9:02 pm - 2 Replies
- 465 Views
- Last post by Baltuilhe
Wed Apr 17, 2019 9:15 pm
- Trigonometry
-
- Please Solve this tricky Trignometric equation
by parmar.abhishek » Sun Sep 19, 2010 5:40 am - 9 Replies
- 5763 Views
- Last post by HallsofIvy
Tue Mar 26, 2019 7:39 am
- Please Solve this tricky Trignometric equation
-
- Facts off triangles when base=1
by Guest » Tue Jan 01, 2019 2:12 pm - 1 Replies
- 375 Views
- Last post by HallsofIvy
Tue Mar 12, 2019 8:30 am
- Facts off triangles when base=1
-
- octagon?
by Guest » Sat Jan 26, 2019 7:46 pm - 1 Replies
- 243 Views
- Last post by HallsofIvy
Tue Mar 12, 2019 8:27 am
- octagon?
-
- 4sin^4x + cos^4x=1
by Guest » Sun Oct 07, 2018 12:19 pm - 3 Replies
- 823 Views
- Last post by Guest
Thu Feb 28, 2019 1:32 am
- 4sin^4x + cos^4x=1
-
- Trigonometry Geometry
by Guest » Sun Jan 13, 2019 6:52 pm - 1 Replies
- 320 Views
- Last post by Baltuilhe
Sun Jan 13, 2019 9:44 pm
- Trigonometry Geometry
-
- He sees Kristen at a 65 degree angle of elevation and Greg
by Guest » Sat Dec 29, 2018 9:30 pm
- 1 Replies
- 349 Views
- Last post by Baltuilhe
Sat Dec 29, 2018 9:55 pm
- He sees Kristen at a 65 degree angle of elevation and Greg
-
- Solving for angles and sides
by Guest » Fri Oct 26, 2018 3:56 pm
- 4 Replies
- 519 Views
- Last post by Baltuilhe
Mon Dec 24, 2018 1:54 pm
- Solving for angles and sides
-
- Constructing with only 2 amounts
by Masheroni » Sun Dec 23, 2018 9:35 pm - 1 Replies
- 242 Views
- Last post by Baltuilhe
Mon Dec 24, 2018 9:46 am
- Constructing with only 2 amounts
-
- The diameter of a circle.
by Guest » Wed Nov 28, 2018 8:05 pm - 0 Replies
- 228 Views
- Last post by Guest
Wed Nov 28, 2018 8:05 pm
- The diameter of a circle.
-
- Calculate sin (alpha - beta) and cos (alpha + beta)
by Guest » Thu Oct 18, 2018 6:59 pm - 0 Replies
- 392 Views
- Last post by Guest
Thu Oct 18, 2018 6:59 pm
- Calculate sin (alpha - beta) and cos (alpha + beta)
-
- (sinx+tgx) * (cosx+ctgx) = (1+sinx) * (1+cosx)
by Guest » Tue Oct 16, 2018 8:25 pm - 1 Replies
- 396 Views
- Last post by nathi123
Wed Oct 17, 2018 1:55 pm
- (sinx+tgx) * (cosx+ctgx) = (1+sinx) * (1+cosx)
-
- Half Angle Formula
by Guest » Fri Sep 28, 2018 12:50 am
- 2 Replies
- 318 Views
- Last post by Guest
Fri Sep 28, 2018 10:53 pm
- Half Angle Formula
-
- Trigonometric equation
by Guest » Sun Sep 09, 2018 2:24 pm - 0 Replies
- 356 Views
- Last post by Guest
Sun Sep 09, 2018 2:24 pm
- Trigonometric equation
-
- Trig identities
by ken_165 » Wed Aug 22, 2018 4:59 am - 1 Replies
- 277 Views
- Last post by nathi123
Wed Aug 22, 2018 6:47 am
- Trig identities
-
- General solution of equation
by epkgupta » Sun Aug 05, 2018 7:52 am
- 0 Replies
- 272 Views
- Last post by epkgupta
Sun Aug 05, 2018 7:52 am
- General solution of equation
-
- Solar Declination
by Davros » Thu Jan 07, 2016 4:29 pm - 2 Replies
- 1436 Views
- Last post by yasir5566
Wed Aug 01, 2018 8:03 am
- Solar Declination
-
- Trigonometric identities
by ken_165 » Sun Jun 17, 2018 7:58 pm - 1 Replies
- 514 Views
- Last post by Math Tutor
Mon Jun 18, 2018 2:08 am
- Trigonometric identities
-
- Obtaining theta for all trigonometric function sine and cos
by Guest » Mon Feb 26, 2018 6:54 pm - 0 Replies
- 693 Views
- Last post by Guest
Mon Feb 26, 2018 6:54 pm
- Obtaining theta for all trigonometric function sine and cos
-
- Bus turning radius
by Guest » Wed Dec 06, 2017 4:36 am - 0 Replies
- 825 Views
- Last post by Guest
Wed Dec 06, 2017 4:36 am
- Bus turning radius
-
- Trigonometry
by Guest » Sun Feb 26, 2017 1:15 am - 0 Replies
- 946 Views
- Last post by Guest
Sun Feb 26, 2017 1:15 am
- Trigonometry
-
- Trigonometry
by Guest » Fri May 10, 2013 5:25 pm - 4 Replies
- 1836 Views
- Last post by Guest
Thu Nov 24, 2016 2:47 pm
- Trigonometry
-
- Trigonometry Identities Proving
by Guest » Sat Oct 15, 2016 2:37 pm - 1 Replies
- 1058 Views
- Last post by Guest
Wed Oct 19, 2016 3:15 am
- Trigonometry Identities Proving
-
- Calculate [tex]cot 270°[/tex]
by KarimTef » Tue Jul 26, 2016 6:40 am - 2 Replies
- 1119 Views
- Last post by KarimTef
Mon Aug 01, 2016 2:38 pm
- Calculate [tex]cot 270°[/tex]
-
- Calculate sin 15 + sin 75 = ?
by Math Tutor » Sun May 09, 2010 3:51 am - 4 Replies
- 76707 Views
- Last post by Vicenta
Mon Jul 25, 2016 8:31 am
- Calculate sin 15 + sin 75 = ?
-
- Question about Articles in S. L. Looney book "Plane Trig
by KarimTef » Wed Jul 20, 2016 6:05 pm - 2 Replies
- 803 Views
- Last post by KarimTef
Fri Jul 22, 2016 6:13 am
- Question about Articles in S. L. Looney book "Plane Trig
-
- Find out an angle
by burgess » Wed Jul 23, 2014 7:02 am - 6 Replies
- 3951 Views
- Last post by Guest
Tue May 31, 2016 7:23 pm
- Find out an angle
-
- sin,cos,tan
by babyj » Wed Nov 28, 2007 6:17 pm - 6 Replies
- 4093 Views
- Last post by Guest
Sat Apr 16, 2016 2:57 pm
- sin,cos,tan
-
- Need help with a problem
by Guest » Sun Feb 07, 2016 11:16 am - 5 Replies
- 867 Views
- Last post by Guest
Wed Mar 30, 2016 6:53 pm
- Need help with a problem
-
- Solar Declination Part 2
by Guest » Thu Jan 07, 2016 7:51 pm - 1 Replies
- 843 Views
- Last post by Guest
Sat Jan 09, 2016 12:43 pm
- Solar Declination Part 2
-
- (1-sinA+cosA)/(sinA+cosA-1)=(1+cosA)/sinA
by Guest » Tue Dec 22, 2015 4:13 am - 2 Replies
- 1694 Views
- Last post by Guest
Tue Dec 22, 2015 3:40 pm
- (1-sinA+cosA)/(sinA+cosA-1)=(1+cosA)/sinA
-
- Calculate the trigonometric sum
by Guest » Sat Dec 19, 2015 11:19 am - 2 Replies
- 1255 Views
- Last post by Guest
Tue Dec 22, 2015 4:13 am
- Calculate the trigonometric sum
-
- Trigonometry word problem help!
by Guest » Wed Jun 24, 2015 7:40 pm - 1 Replies
- 1300 Views
- Last post by Guest
Sat Jun 27, 2015 6:24 am
- Trigonometry word problem help!
-
- When should I set + , - or ±
by charin79 » Mon Mar 10, 2008 12:41 am - 4 Replies
- 2368 Views
- Last post by Guest
Sat Jan 03, 2015 6:14 am
- When should I set + , - or ±
-
- Trignometry
by bharath vb » Mon Sep 08, 2014 2:49 am - 0 Replies
- 1256 Views
- Last post by bharath vb
Mon Sep 08, 2014 2:49 am
- Trignometry
-
- Arc length
by Guest » Sun Jun 08, 2014 11:57 am - 1 Replies
- 1003 Views
- Last post by Guest
Mon Jun 09, 2014 6:29 am
- Arc length
-
- Find angles in triangle if given one side and bearings
by Guest » Tue Apr 22, 2014 11:41 pm - 2 Replies
- 1829 Views
- Last post by jackwilson
Fri May 30, 2014 2:26 am
- Find angles in triangle if given one side and bearings
-
- Greatest value of sin*sin*sin
by MM » Fri Mar 06, 2009 1:05 pm - 4 Replies
- 3089 Views
- Last post by Math Tutor
Wed Nov 13, 2013 2:21 pm
- Greatest value of sin*sin*sin
-
- Verify identity - need to help a student work through this
by Guest » Tue Nov 05, 2013 10:41 pm - 2 Replies
- 968 Views
- Last post by Guest
Fri Nov 08, 2013 5:28 am
- Verify identity - need to help a student work through this
-
- Numerical value of one trigonometric function
by Guest » Sun Oct 27, 2013 12:35 pm - 2 Replies
- 1734 Views
- Last post by Math Tutor
Sun Oct 27, 2013 2:20 pm
- Numerical value of one trigonometric function
-
- cos(A-B)=cosAcosB + sinAsinB
by Guest » Sat Dec 31, 2011 5:13 am - 1 Replies
- 11760 Views
- Last post by adamsmith
Thu Sep 05, 2013 6:18 am
- cos(A-B)=cosAcosB + sinAsinB
-
- Determine Reference point for Pentagram
by stockgoblin » Tue Jun 18, 2013 11:27 am - 0 Replies
- 822 Views
- Last post by stockgoblin
Tue Jun 18, 2013 11:27 am
- Determine Reference point for Pentagram
-
- Trigonometric equation sin^4x+cos^4x=sin2x - 1/2
by Guest » Sun Apr 07, 2013 5:47 am - 0 Replies
- 1786 Views
- Last post by Guest
Sun Apr 07, 2013 5:47 am
- Trigonometric equation sin^4x+cos^4x=sin2x - 1/2
-
- Trigonometric Identity
by Guest » Thu Mar 14, 2013 4:42 pm - 1 Replies
- 1008 Views
- Last post by Guest
Fri Mar 15, 2013 6:26 am
- Trigonometric Identity
-
- Trigonometric equation: |sinx + cosx| = 1
by Guest » Sat May 19, 2012 6:15 am - 0 Replies
- 1283 Views
- Last post by Guest
Sat May 19, 2012 6:15 am
- Trigonometric equation: |sinx + cosx| = 1
-
- The Cosine Curve - cos 20, cos 85
by Guest » Sat Apr 28, 2012 1:05 pm - 2 Replies
- 1979 Views
- Last post by Guest
Wed May 02, 2012 3:06 am
- The Cosine Curve - cos 20, cos 85
-
- Trigonometry Word Problem with an Airplane.
by kingkos » Tue Dec 06, 2011 12:04 pm - 0 Replies
- 2035 Views
- Last post by kingkos
Tue Dec 06, 2011 12:04 pm
- Trigonometry Word Problem with an Airplane.
65 topics • Page 1 of 2
• 1, 2
Who is online
Users browsing this forum: No registered users and 1 guest
Forum permissions
You can post new topics in this forum
You can reply to topics in this forum
You cannot edit your posts in this forum
You cannot delete your posts in this forum
You can post attachments in this forum