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(i) `sec3x=-2` (ii) `cot4x=-1` (iii) `"cosec "3x=(-2)/(sqrt(3))`

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(i) `sec3x=-2`
(ii) `cot4x=-1`
(iii) `"cosec "3x=(-2)/(sqrt(3))`
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1 Answer

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Correct Answer - (i) `x=((2npi)/(3)+-(2pi)/(9)), n inI`
(ii) `x=(4n+3)(pi)/(16), n in I`
(iii) `x=(npi)/(3)+(-1)^(n)*(4pi)/(9), n in I`
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