表达式4: "l" left parenthesis, "X" minus 3 plus cos left parenthesis, "t" , right parenthesis , "Y" plus sin left parenthesis, "t" , right parenthesis , right parenthesis equals .1lX−3+cost,Y+sint=.1
4
表达式5: "t" equals 0.7 3t=0.73
00
2 pi2π
5
(X+3,Y) + (cos(t),sin(t)) = 1
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表达式7: max left parenthesis, StartAbsoluteValue, "X" minus 5 , EndAbsoluteValue , StartAbsoluteValue, "Y" , EndAbsoluteValue , right parenthesis equals .5maxX−5,Y=.5
