How solve this trigo system ?

09192017, 06:30 PM
(This post was last modified: 09192017 06:31 PM by Dieter.)
Post: #9




RE: How solve this trigo system ?
(09182017 08:56 AM)ggauny@live.fr Wrote: cos x  cos y = 1/2 Finally, you may try wolframalpha.com to solve this. Simply enter solve (cos x  cos y = 1/2) AND (sin x * sin y = 3/8) for x,y The returned results include some nice (x,y) plots that show multiple sets of two ringshaped graphs with four intersections each. Very illustrative, I think. Dieter 

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Messages In This Thread 
How solve this trigo system ?  ggauny@live.fr  09182017, 08:56 AM
RE: How solve this trigo system ?  Gerson W. Barbosa  09182017, 10:12 AM
RE: How solve this trigo system ?  ggauny@live.fr  09182017, 10:45 AM
RE: How solve this trigo system ?  Gerson W. Barbosa  09182017, 10:55 AM
RE: How solve this trigo system ?  Gerson W. Barbosa  09182017, 11:28 AM
RE: How solve this trigo system ?  Dieter  09182017, 12:46 PM
RE: How solve this trigo system ?  Dieter  09182017, 05:48 PM
RE: How solve this trigo system ?  AlexFekken  09192017, 06:36 AM
RE: How solve this trigo system ?  Albert Chan  01312020, 10:48 PM
RE: How solve this trigo system ?  Dieter  09192017 06:30 PM
RE: How solve this trigo system ?  ggauny@live.fr  09222017, 07:27 AM
RE: How solve this trigo system ?  Gerson W. Barbosa  09222017, 05:05 PM

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