表达式3: "A" Subscript, "S" "h" "a" "d" "e" "d" , Baseline equals Start integral from 0 to 1, end integral, "f" left parenthesis, "x" , right parenthesis "d" "x"AShaded=∫10fxdx
equals=
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标签 left parenthesis, 1 , "f" left parenthesis, .9 9 9 9 9 9 9 9 9 9 9 9 9 9 9 , right parenthesis , right parenthesis1,f.999999999999999
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equals=
left parenthesis, 1 , 2.3 3 3 3 3 3 3 3 , right parenthesis1,2.33333333
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left parenthesis, 1 , 2.3 3 3 3 3 , right parenthesis1,2.33333