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Find the values of the trigonometric ...

Find the values of the trigonometric function `"c o s e c"(-1410o)` .

Text Solution

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`cosec "(-1410^(@))`
`=-"cosec"1410^(@)`
`=-"cosec"(3 xx 360^(@) +330^(@))`
`=-"cosec"330^(@)`
`="cosec"(360^(@)-30^(@))`
`=-"cosec"30^(@)`
=2 Ans.
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