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23 questions

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274
views
1
answer
1
vote
2024-10-11 13:47:47 +0100 Emmanuel Charpentier

Expansion cos(3x)

335
views
1
answer
1
vote
2023-05-21 15:00:59 +0100 slelievre

Trigonometric equations [closed]

4k
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4
answers
7
votes
2021-10-13 10:55:41 +0100 Emmanuel Charpentier

complex exponential/trigonometric

1k
views
1
answer
2
votes
2021-03-23 19:11:21 +0100 mzagrabe

csc plotting help

664
views
3
answers
no
votes
2020-07-08 12:45:50 +0100 Emmanuel Charpentier

How do I solve cos(2*t)==sin(t)

498
views
1
answer
no
votes
2020-05-24 04:00:24 +0100 tmonteil

Unexpected result for trigonometric function

803
views
1
answer
no
votes
2019-11-20 15:20:42 +0100 Emmanuel Charpentier

How to find all roots with solve?

1k
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1
answer
1
vote
2018-04-12 21:55:38 +0100 Emmanuel Charpentier

evaluate (simplify) trigonometric expression

758
views
3
answers
1
vote
2017-06-21 15:30:29 +0100 calc314

How to simplify 1-cos(u)^2.

760
views
2
answers
no
votes
2017-03-12 21:59:14 +0100 mforets

How to get sage to simplify sin(pi/16)?

2k
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1
answer
2
votes
2016-08-12 20:23:42 +0100 kcrisman

Solving a trigonometric equation

574
views
1
answer
no
votes
2016-05-31 00:01:15 +0100 paulmasson

Graph x sin 0 to 720

901
views
2
answers
no
votes
2015-07-10 17:56:02 +0100 ndomes flag of Germany

Beginner: Plot sin 2x or 4cos 2x

342
views
no
answers
2
votes
2015-03-31 17:12:14 +0100 beeson

working on part of an expression

525
views
1
answer
no
votes
2015-03-30 12:33:19 +0100 slelievre

Sage fails to evaluate this expression.

342
views
no
answers
no
votes
2014-02-19 20:39:21 +0100 jcfried

Simplify produces an incorrect result.

420
views
1
answer
-3
votes
2013-05-18 05:38:32 +0100 Volker Braun

Calculus graphing. Urgent help appreciated! [closed]

695
views
1
answer
no
votes
2013-03-30 14:01:57 +0100 fidbc flag of Canada

arctan(cot(2pi/3))

877
views
no
answers
no
votes
2013-03-10 09:56:09 +0100 fdj815

Trigonometric Equation Solving: Not Terminating

599
views
2
answers
no
votes
2012-10-08 18:39:25 +0100 achrzesz

odd trig function behavior

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