Maths-
General
Easy

Question

If f: Rnot stretchy rightwards arrow R is an even function which is twice differentiable on R and f to the power of ´ ´ end exponent open parentheses pi close parentheses equals

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

The correct answer is: 1


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