表达式5: "y" Subscript, 1 "d" , Baseline left parenthesis, "x" , right parenthesis equals StartFraction, "y" Subscript, 0 , Baseline left parenthesis, "x" , right parenthesis Over "x" squared , EndFraction left parenthesis, 1 minus ln "x" , right parenthesisy1dx=y0xx21−lnx
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表达式6: "x" equals "e"x=e
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表达式7: "y" equals 1y=1
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表达式8: "y" equals "y" Subscript, 0 , Baseline left parenthesis, "e" , right parenthesisy=y0e
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表达式9: "y" Superscript, "x" , Baseline equals "x" Superscript, "y" , Baselineyx=xy