Answers edited by Alexander Garcia

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• What is the limit of #f(x)=2x^2# as x approaches 1?
  
• How can I graph a parabola?
  
• How can I can stop Mathjax text from overlapping normal text in the comments section?
  
• How do you solve systems of equations by elimination using multiplication?
  
• Question #ec930
  
• What is the integral from 0 to 4 of lnx dx?
  
• What is the greatest common monomial factor of #2k^3 + 6k^2 - 14k#?
  
• How do you solve # 2(x + 5) > 8x – 8#?
  
• Question #86545
  
• Using the second derivative f''(x) = 36x^2-12, how do you find the intervals in which f is concave up and the intervals in which f is concave down?
  
• What is the linear equation #10y=-6x-9# in standard form?
  
• What is the integral of #(x^2 - 4)dx# from 0 to 4?
  
• Question #5d128
  
• How do displacement and distance differ?
  
• What are some common mistakes when using a graphing calculator to graph exponential and logistic functions?
  
• How do you determine the intervals where the graph of the given function is concave up and concave down #f(x)= sinx-cosx# for #0<=x<=2pi#?
  
• How do you find the slope of the tangent line using the formal definition of a limit?
  
• How do you determine the intervals where the graph of the given function is concave up and concave down #f(x)= sinx-cosx# for #0<=x<=2pi#?
  
• What are recent collaborators?
  
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