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निम्नलिखित का मान ज्ञात कीजिए । (cos 8...

निम्नलिखित का मान ज्ञात कीजिए ।
`(cos 80^(@))/(sin 10^(@)) + cos 59^(@) * cosec 31^(@)`

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(cos80^(@))/(sin10^(@))+cos59^(@)cos ec31^(@)=2

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