Answers created by mustafa

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• Question #e3127
  
• Question #4c1cf
  
• Question #ddee2
  
• What is are the solutions of #x#? #|x^2 + 3x| + x^2 - 2,>= 0#
  
• How do you find the slope of a tangent line to the graph of the function #f(x)= (1+2x^(1/2)) / (1+x^(3/2))# at (4, 5/9)?
  
• C=y/y-z solve for y?
  
• How do you simplify #(3x^{3}+4x+11)\div (x^{2}-3x+2)#?
  
• What is the second derivative of #f(x)=x/(x^2+1)#?
  
• How do you simplify #\frac { 9} { 6( x + 2) ^ { 2} - 7( x + 2) } #?