表达式2: left parenthesis, StartFraction, 8 "x" to the 6th power Over 3 , EndFraction , right parenthesis minus left parenthesis, StartFraction, 32 "x" to the 5th power Over 5 , EndFraction , right parenthesis plus left parenthesis, 6 "x" to the 4th power , right parenthesis minus left parenthesis, StartFraction, 8 "x" cubed Over 3 , EndFraction , right parenthesis plus left parenthesis, StartFraction, "x" squared Over 2 , EndFraction , right parenthesis 有图表。 要进行音频跟踪,按“Alt 键 + T”。8x63−32x55+6x4−8x33+x22