Answers created by tsxcs

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• Given #f(x) = 3x+2# and #g(x) = x^2+4x#, what is #(g*f)(2)#?
  
• How do you simplify # (csc^2 x - cot^2 x)/secx#?
  
• How do you graph #abs(2x+1)#?
  
• Is (cotA+cotB)/(cotAcotB-1) equals to (cotAcotB-1)/(cotA+cotB) ?