Approximate the Solutions of the Equation $2 \sin ^ { 2 } ( x ) = 2 \cos ( x ) + 1$

question 103

Multiple Choice

Approximate the solutions of the equation $2 \sin ^ { 2 } ( x ) = 2 \cos ( x ) + 1$ by considering its graph below. Round your answer to one decimal.

• A) \(2.0,4.2\)
• B) \(2.0,3.1\)
• C) \(3.1,4.2\)
• D) \(1.2,5.1\)
• E) \(1.2,2.0\)

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