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01-05-2020
Mathematics

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

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homelessdoglookingfo homelessdoglookingfo

01-05-2020

Answer:

pi/3

Step-by-step 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

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