運算式 5: "y" Subscript, "t" "a" "n" , Baseline equals left parenthesis, negative 32 times "P" . "x" plus 96 , right parenthesis left parenthesis, "x" negative "P" . "x" , right parenthesis positive "P" . "y"ytan=−32·P.x+96x−P.x+P.y
5
運算式 6: "y" Subscript, "s" "e" "c" , Baseline equals StartFraction, left parenthesis, "P" . "y" negative "f" left parenthesis, "t" Subscript, 0 , Baseline , right parenthesis , right parenthesis Over "P" . "x" minus "t" Subscript, 0 , Baseline , EndFraction left parenthesis, "x" minus "P" . "x" , right parenthesis plus "P" . "y" left brace, "t" Subscript, 0 , Baseline less than or equal to "x" less than or equal to "P" . "x" , right braceysec=P.y−ft0P.x−t0x−P.x+P.yt0≤x≤P.x
6
7
技術支援
技術支援
left parenthesis, 3 , 144 , right parenthesis3,144
