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Deeeeej.
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c^2=a^2+b^2-2abcosC
So im supposed to solve for cosC.
I got cosC=-c^2-a^2-b^2/2ab but i think thats wrong lol can anyone help? i appreciate it.
So im supposed to solve for cosC.
I got cosC=-c^2-a^2-b^2/2ab but i think thats wrong lol can anyone help? i appreciate it.