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How solve this trigo system ?
09-18-2017, 08:56 AM
Post: #1
ggauny@live.fr Offline
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How solve this trigo system ?
Hi,

I would like solve my exercize with my Prime but I dont' know
how to do.

The system is :

cos x - cos y = 1/2
sin x * sin y = 3/8

I have tryied all things with SOLVE but no good it is.

May be pepol know how to do this and can help me.

thanks.
Gérard.
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Messages In This Thread
How solve this trigo system ? - ggauny@live.fr - 09-18-2017 08:56 AM
RE: How solve this trigo system ? - Dieter - 09-18-2017, 12:46 PM
RE: How solve this trigo system ? - Dieter - 09-18-2017, 05:48 PM
RE: How solve this trigo system ? - Dieter - 09-19-2017, 06:30 PM



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