Questions asked by Lovecraft

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• How do you answer questions like "How do you graph this function"?
  
• Is there a way to put a plus minus sign in an answer?
  
• What to do if a problem has a non-tabled degrees of freedom?
  
• How do you differentiate #f(x) = x^2sin(1/x)#, when #f(x)# is defined as #0# for #x=0#?
  
• Which integrals / derivatives can we consider tabled?
  
• Do you use (aq) in non-aqueous solution?
  
• How do you integrate #sqrt(1- tan^2(x))# with respect to #x#?
  
• Could you please prove that #lim_(x rarr 0) sin(x)/x = 1# using the formal definition of limits?