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General
Easy

Question

Let f :(-1,1) not stretchy rightwards arrow R be a differentiable function with f (0) = -1 and f to the power of ´ end exponent open parentheses 0 close parentheses equals 1. Let g(x) = open square brackets f open parentheses 2 f open parentheses x close parentheses plus 2 close parentheses close square brackets to the power of 2 end exponent then g to the power of ´ end exponent open parentheses 0 close parentheses equals

  1. 4    
  2. -4    
  3. 0    
  4. -2    

The correct answer is: -4



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