Answers created by Mauricio M.

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• What is the derivative of the function #f (x)=ln (ln ((x+4)/ln (x^2+4)# ?
  
• How do you differentiate #sqrt(cos(x^2+2))+sqrt(cos^2x+2)#?
  
• How do you find the derivative of #sqrt(2x-3)#?
  
• How do you solve #|4- \frac{2}{3} x | > 8#?
  
• How do you find the derivative of #f(x)= [(2x-5)^5]/[(x^2 +2)^2]# using the chain rule?
  
• How do you solve #-\frac { 5} { 8} x - x = 1- \frac { 3x } { 2}#?
  
• What is the derivative of f(x)=6x ln(2x)-6x?
  
• Please help me how to solve? Thanks tan t+1/sec t
  
• How do you divide #(s^2-3s)/(s^2-s-6) div (s-6)/(s+2)#?
  
• How do you simplify #2 x − 8 + 6 x − 8 #?
  
• Simplify this expression: #[(6-3/5)xx(1/4+2/9-5/12)+3/2xx(9/2-7/4-5/2)]xx2/27+1/4 #?
  
• What is the derivative of #ln((2x^2 - 3)/(2x^2 + 3))^(1/2)# ?
  
• What is the derivative of #(-x^2+5)/(x^2+5)^2#?
  
• What is the derivative ? y= [(6-5x)/(x^2-1)]^2
  
• Lim 3x/tan3x x →0 How to solve it ? I think the answer will be 1 or -1 who can solve it ?
  
• What is #(f(x+h) - f(x))/h# when #f(x) = x^2+9x-3#?