if sin theta is equal to 1/3, then find the value of (2cot²theta+2)
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1
Answer:
18
Step-by-step explanation:
given;
sinθ=1/3
2cot²θ+2=2(cot²θ+1)
we know that;
cosec²θ=1+cot²θ
2(cot²θ+1)=2cosec²θ=2*1/sin²θ
=2*1/1/3²
=2*1/1/9
=2*9
=18
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