Answers edited by Truong-Son N.

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• Is there an easy way to memorize the derivatives of inverse trigonometric functions?
  
• How can synthetic division be used to factor a polynomial?
  
• How do you factor a "perfect square trinomial" #16x^2+48x+36 #?
  
• How do you integrate #int2xe^x dx# from 0 to 1?
  
• How do you calculate enthalpy change?
  
• How do you divide radicals with variables?
  
• Can ammonia complex with copper or chromium?
  
• What are the rules to identify the major resonance structure?
  
• Question #889b0
  
• How do you solve # sqrt(-10x - 4) = 2x#?
  
• Why can enthalpy not be measured directly?
  
• Using the equation #(d[NO_3^(-)])/(dt) = k_1[NH_4^(-)]# calculate the predicted half-life of #"NH"_4^(-)# if the initial concentration is 2600 ppm?
  
• How do you simplify #3sqrt2 + 5sqrt2#?
  
• How do you locate the discontinuities of the function #y = ln(tan(x)2)#?
  
• How do you solve #3(x+3)^(3/4)= 81#?
  
• How does sound interact with matter?
  
• Is 50 a perfect square?
  
• What is #lim_(x->0) xlnx - x^2#?
  
• What is there in the derivation of the Taylor/Maclaurin series for #sin(x)# that determines if the series assumes #x# is radians or degrees?
  
• What is a tangent line?
  
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