表达式9: "y" Subscript, 2 , Baseline equals 2 times "a" sine left parenthesis, "t" , right parenthesisy2=2·asint
equals=
negative 7.6 6 0 4 4 4 4 3 1 1 9−7.66044443119
9
表达式10: "x" Subscript, 3 , Baseline equals left parenthesis, "x" Subscript, 2 , Baseline plus "a" times cos left parenthesis, "t" Subscript, 2 , Baseline , right parenthesis , right parenthesisx3=x2+a·cost2
equals=
7.2 9 6 1 1 6 9 8 5 27.2961169852
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表达式11: "y" Subscript, 3 , Baseline equals "y" Subscript, 2 , Baseline plus "a" times sine left parenthesis, "t" Subscript, 2 , Baseline , right parenthesisy3=y2+a·sint2
equals=
negative 2.7 3 6 4 0 5 6 6 6 1 3−2.73640566613
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隐藏 标签 left parenthesis, "x" Subscript, 3 , Baseline , "y" Subscript, 3 , Baseline , right parenthesisx3,y3
标签
12
隐藏 标签 left parenthesis, "x" Subscript, 2 , Baseline , "y" Subscript, 2 , Baseline , right parenthesisx2,y2
标签
13
sliders
对学生隐藏该文件夹。
14
表达式15: "t" equals 314t=314
00
360360
15
表达式16: "t" Subscript, 2 , Baseline equals 180 plus 2 times "t"t2=180+2·t
