Evaluate the Following Expression $$2 \cos ^ { 2 } \beta + 2 \cos ^ { 2 } \left( \frac { \pi } { 2 } - \beta \right)$$

question 45

Multiple Choice

Evaluate the following expression.? $$2 \cos ^ { 2 } \beta + 2 \cos ^ { 2 } \left( \frac { \pi } { 2 } - \beta \right)$$ ?

• A)3
• B)- 2
• C)2
• D)-3
• E)0

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