Expression 4: "g" left parenthesis, "x" , right parenthesis equals StartFraction, "d" Over "d" "x" , EndFraction "f" left parenthesis, "x" , right parenthesis Has graph. To audio trace, press ALT+T.gx=ddxfx
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Expression 5: "h" left parenthesis, "x" , right parenthesis equals StartFraction, "d" Over "d" "x" , EndFraction "g" left parenthesis, "x" , right parenthesishx=ddxgx