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CompetitiveQuantitative AptitudeTrigonometryTrigonometry
Easy

$\cos A + \sin (270^\circ + A) - \sin (270^\circ - A) + \cos (180^\circ + A) = $

  • A
    $-1$
  • B
    $0$
  • C
    $1$
  • D
    None of these
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Competitive

Quantitative Aptitude Questions

Chapter

Trigonometry

Subtopic

Trigonometry

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