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

question 85

Multiple Choice

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

• A) \(- \frac { 15 } { 2 }\)
• B) \(\frac { 11 } { 2 }\)
• C) \(\frac { 9 } { 2 }\)
• D) \(\frac { 15 } { 2 }\)

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