表达式6: "y" equals 5 StartFraction, left parenthesis, "x" , right parenthesis left parenthesis, "x" minus left parenthesis, StartNestedFraction, "c" Subscript, "a" "v" "g" , Baseline NestedOver "c" Subscript, 0 , Baseline , EndNestedFraction , right parenthesis Superscript, "p" , Baseline "c" Subscript, "a" "v" "g" , Baseline , right parenthesis Over 1 plus "x" squared , EndFraction 有图表。 要进行音频跟踪,按“Alt 键 + T”。y=5xx−cavgc0pcavg1+x2