Expression 1: negative 5 less than "x" less than 0 "y" plus 5−5<x<0y+5
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Expression 2: "y" equals "y" plus left parenthesis, "y" minus "x" squared plus 1 plus StartRoot, negative "y" plus 5 , EndRoot minus StartRoot, negative "y" plus 5 , EndRoot , right parenthesis times left parenthesis, "y" plus cos left parenthesis, "x" , right parenthesis times left parenthesis, tan left parenthesis, "x" , right parenthesis minus 0.5 , right parenthesis plus StartRoot, "x" plus 5 , EndRoot minus StartRoot, "x" plus 5 , EndRoot plus StartRoot, negative "x" plus 5 , EndRoot minus StartRoot, negative "x" plus 5 , EndRoot , right parenthesis times left parenthesis, 0 "y" minus left parenthesis, "x" plus 4.9 9 , right parenthesis , right parenthesis times left parenthesis, 0 "y" minus left parenthesis, "x" minus 4.9 9 plus StartRoot, "y" plus 2 , EndRoot minus StartRoot, "y" plus 2 , EndRoot , right parenthesis , right parenthesis times left parenthesis, "y" minus 4.9 9 , right parenthesis times left parenthesis, "y" plus 1.9 9 , right parenthesisy=y+y−x2+1+−y+5−−y+5·y+cosx·tanx−0.5+x+5−x+5+−x+5−−x+5·0y−x+4.99·0y−x−4.99+y+2−y+2·y−4.99·y+1.99