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Evaluate
- 2tan2120+2sin2150cos202 \tan ^ { 2 } 120 ^ { \circ } + 2 \sin ^ { 2 } 150 ^ { \circ } - \cos ^ { 2 } 0 ^ { \circ }

Question 85

Multiple Choice

Evaluate.
- 2tan2120+2sin2150cos202 \tan ^ { 2 } 120 ^ { \circ } + 2 \sin ^ { 2 } 150 ^ { \circ } - \cos ^ { 2 } 0 ^ { \circ }


A) 152- \frac { 15 } { 2 }
B) 112\frac { 11 } { 2 }
C) 92\frac { 9 } { 2 }
D) 152\frac { 15 } { 2 }

Correct Answer:

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