表达式20: "X" equals StartFraction, 0.1 5 Over StartRoot, 2 , EndRoot , EndFractionX=0.152
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Graphs
对学生隐藏该文件夹。
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表达式22: left parenthesis, "E" Subscript, 1 , Baseline , "E" Subscript, 2 , Baseline minus "E" Subscript, 2 , Baseline "t" , right parenthesisE1,E2−E2t
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表达式23: polygon left parenthesis, "D" , "E" , right parenthesispolygonD,E
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表达式24: left parenthesis, "D" Subscript, 1 , Baseline , "D" Subscript, 2 , Baseline minus "D" Subscript, 2 , Baseline "t" , right parenthesisD1,D2−D2t
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表达式25: polygon left parenthesis, "A" , "B" , "C" , right parenthesispolygonA,B,C
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表达式26: left parenthesis, 2 plus cos "t" , 1 plus sin "t" , right parenthesis2+cost,1+sint
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表达式27: left parenthesis, "E" Subscript, 1 , Baseline plus .1 5cos 45 minus "X" "t" , "A" Subscript, 2 , Baseline plus .1 5sin 45 , right parenthesisE1+.15cos45−Xt,A2+.15sin45
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表达式28: left parenthesis, "E" Subscript, 1 , Baseline plus .1 5cos 45 , "A" Subscript, 2 , Baseline plus .1 5sin 45 minus "X" "t" , right parenthesisE1+.15cos45,A2+.15sin45−Xt
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表达式29: left parenthesis, "D" Subscript, 1 , Baseline plus .1 5cos 135 plus "X" "t" , "A" Subscript, 2 , Baseline plus .1 5sin 135 , right parenthesisD1+.15cos135+Xt,A2+.15sin135
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表达式30: left parenthesis, "D" Subscript, 1 , Baseline plus .1 5cos 135 , "A" Subscript, 2 , Baseline plus .1 5sin 135 minus "X" "t" , right parenthesisD1+.15cos135,A2+.15sin135−Xt
