Вираз 3: 0 less than or equal to StartFraction, left brace, StartRoot, "x" squared plus "y" squared , EndRoot less than left bracket, 12 , 10...0 , right bracket , right brace Over StartAbsoluteValue, cos left parenthesis, "x" plus "y" , right parenthesis tan left parenthesis, "x" plus "y" , right parenthesis minus sin left parenthesis, "x" plus "y" , right parenthesis , EndAbsoluteValue , EndFraction0≤x2+y2<12,10...0cosx+ytanx+y−sinx+y
3
Вираз 4: 0 less than or equal to StartFraction, left brace, StartRoot, "x" squared plus "y" squared , EndRoot less than left bracket, 12 , 10...0 , right bracket , right brace Over StartAbsoluteValue, log left parenthesis, "e" Superscript, "x" minus "y" , Baseline , right parenthesis minus StartNestedFraction, "x" minus "y" NestedOver ln left parenthesis, 10 , right parenthesis , EndNestedFraction , EndAbsoluteValue , EndFraction0≤x2+y2<12,10...0logex−y−x−yln10
4
Вираз 5: 0 less than or equal to StartFraction, left brace, StartRoot, "x" squared plus "y" squared , EndRoot less than left bracket, 12 , 10...0 , right bracket , right brace Over StartAbsoluteValue, StartNestedFraction, 2sinh left parenthesis, "x" "y" , right parenthesis NestedOver "e" Superscript, "x" "y" , Baseline minus "e" Superscript, negative "x" "y" , Baseline , EndNestedFraction minus 1 , EndAbsoluteValue , EndFraction0≤x2+y2<12,10...02sinhxyexy−e−xy−1