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प्रश्न
Evaluate the following: `(sin0° sin35° sin55° sin75°)/(cos22° cos64° cos58° cos90°)`
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उत्तर
`(sin0° sin35° sin55° sin75°)/(cos22° cos64° cos58° cos90°)`
= `(0 xx sin35° sin55° sin75°)/(cos22° cos64° cos68° xx 0)`
= 0.
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