運算式 5: "T" Subscript, 8 , Baseline left parenthesis, "x" , right parenthesis equals 1 minus StartFraction, "x" squared Over 2 ! , EndFraction plus StartFraction, "x" to the 4th power Over 4 ! , EndFraction minus StartFraction, "x" to the 6th power Over 6 ! , EndFraction plus StartFraction, "x" to the 8th power Over 8 ! , EndFractionT8x=1−x22!+x44!−x66!+x88!
5
運算式 6: "T" Subscript, 10 , Baseline left parenthesis, "x" , right parenthesis equals 1 minus StartFraction, "x" squared Over 2 ! , EndFraction plus StartFraction, "x" to the 4th power Over 4 ! , EndFraction minus StartFraction, "x" to the 6th power Over 6 ! , EndFraction plus StartFraction, "x" to the 8th power Over 8 ! , EndFraction minus StartFraction, "x" to the 10th power Over 10 ! , EndFractionT10x=1−x22!+x44!−x66!+x88!−x1010!
6
運算式 7: "T" Subscript, 12 , Baseline left parenthesis, "x" , right parenthesis equals 1 minus StartFraction, "x" squared Over 2 ! , EndFraction plus StartFraction, "x" to the 4th power Over 4 ! , EndFraction minus StartFraction, "x" to the 6th power Over 6 ! , EndFraction plus StartFraction, "x" to the 8th power Over 8 ! , EndFraction minus StartFraction, "x" to the 10th power Over 10 ! , EndFraction plus StartFraction, "x" to the 12th power Over 12 ! , EndFractionT12x=1−x22!+x44!−x66!+x88!−x1010!+x1212!