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प्रश्न
`(sin 20°50' + tan 67°40')/(cos 32°20' - sin 15°10')`
उत्तर
`(sin 20°50' + tan 67°40')/(cos 32°20' - sin 15°10')`
= `(0.3557 + 2.4340)/(0.8450 - 2.616)`
= `(2.7897)/(0.5834)`
= `(27897)/(5834)`
= 4.7818.
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