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Solve 2-3 cosx=5+3 cos x for 0

Solve 2-3 cosx=5+3 cos x for 0
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2 votes
Solve 2-3 cosx=5+3 cos x for 0

User Leonardoborges
by
7.9k points

1 Answer

5 votes

Answer:

pi/3

Explanation:

solving for cos(x) ,

cos(x)=-1/2

In the domain of invcos, from 0 to pi only pi/3(60 degrees)satisfies the equation

User CppMonster
by
8.7k points
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