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

Name: 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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Question

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

Quizplus · Accepted Answer

The Answer of 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

Evaluate the Following Expression 2cos⁡2β+2cos⁡2(π2−β)2 \cos ^ { 2 } \beta + 2 \cos ^ { 2 } \left( \frac { \pi } { 2 } - \beta \right)2cos2β+2cos2(2π​−β)

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