In ΔABC θ is an acute angle and tanθ is equal to three times of cotθ. Find the value of $$ {sin^{2}θ+cosec^{2}θ-{1\over 2}cot^{2}θ}$$.
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Q:
In ΔABC θ is an acute angle and tanθ is equal to three times of cotθ. Find the value of $$ {sin^{2}θ+cosec^{2}θ-{1\over 2}cot^{2}θ}$$.
- 1$$ {23\over 12}$$true
- 2$$ {23\over 9}$$false
- 3$$ {23\over 11}$$false
- 4$$ {23\over 8}$$false
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