表达式3: StartFraction, 10 Over "X" left parenthesis, cos 60 plus sin 60 plus 2sin 60 plus 2cos 60 , right parenthesis , EndFraction10Xcos60+sin60+2sin60+2cos60
equals=
11
3
表达式4: "X" equals StartFraction, 10 Over 3cos 60 plus 3sin 60 , EndFractionX=103cos60+3sin60
equals=
2.4 4 0 1 6 9 3 5 8 5 62.44016935856
4
表达式5:
5
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中心:
center: left parenthesis, 0 , 0 , right parenthesis0,0