Question

evaluate sinteta×sec(90-teta)

Answer 1

HEYA!!
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We have ,

$\sin \alpha \times sec \: (90 - \alpha ) \\ \\ \\ < sec \: (90 - \alpha ) = cosec \: \alpha > \\ \\ sin \alpha \times cosec \alpha \\ \\ sin \alpha \times \frac{1}{sin \alpha } = > 1$
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