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1. secθ=2

  • A. 0°
  • B. 0°
  • C. 0°
  • D. 0°

Answer: Option D

Explanation:

secθ=2

Or, 1/cosθ=2

Or, cosθ=1/2

Or, θ=cos^-1 (½)

Or, θ=60°

(ans)

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