parametric graphing 保存副本 登录注册 0.16364t−sint,−1−cost 0.81174 ≤t≤ 5.47144 1 2 技术支持 x y a2 ab 7 8 9 ÷ 功能 ( ) < > 4 5 6 × |a| , ≤ ≥ 1 2 3 − A B C π 0 . = +
81174 less than or equal to "t" less than or equal to≤t≤ 定义域t最大值: 5.4 7 1 4 45.47144 1 2 技术支持 "x"x "y"y "a" squareda2 "a" Superscript, "b" , Baselineab 77 88 99 over÷ 功能 (( )) less than< greater than> 44 55 66 times× | "a" ||a| ,, less ...