हिंदी

Cos θ . sec θ = ? A) 1 B) 0 C) 1/2 D) sqrt(2)

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प्रश्न

cos θ . sec θ = ?

विकल्प

  • 1

  • 0

  • `1/2`

  • `sqrt(2)`

MCQ
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उत्तर

1

Explanation:

`cos θ . sec θ = cos θ . 1/(cos θ)` 

= 1

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