運算式 4: "z" Subscript, 0 , Baseline left parenthesis, "x" , "y" , right parenthesis equals 10 minus StartFraction, 1 Over "y" , EndFractionz0x,y=10−1y
4
運算式 5: "z" Subscript, 0 , Baseline left parenthesis, "x" , "y" , right parenthesis equals "t" times 1 half left parenthesis, 1 plus sin left parenthesis, StartFraction, 100 Over "y" , EndFraction , right parenthesis , right parenthesisz0x,y=t·121+sin100y
5
運算式 6: "d" equals .1d=.1
00
1010
6
運算式 7: "d" Subscript, 0 , Baseline equals .1 minus StartFraction, .1 Over "x" , EndFraction "T"d0=.1−.1xT
