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General
Easy

Question

Find fraction numerator d y over denominator d x end fraction, if y = sin 3x at x equals fraction numerator pi over denominator 9 end fraction

  1. fraction numerator square root of 3 over denominator 2 end fraction    
  2. fraction numerator 3 over denominator 2 end fraction    
  3. fraction numerator 3 square root of 3 over denominator 2 end fraction    
  4. fraction numerator 9 over denominator 2 end fraction.    

The correct answer is: fraction numerator 3 over denominator 2 end fraction

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