表达式167: StartFraction, left parenthesis, left parenthesis, "x" plus 1.2 minus StartNestedFraction, "a" NestedOver 2 , EndNestedFraction , right parenthesis cos left parenthesis, StartNestedFraction, 21 pi NestedOver 40 , EndNestedFraction , right parenthesis plus left parenthesis, "y" minus 2.5 , right parenthesis sin left parenthesis, StartNestedFraction, 21 pi NestedOver 40 , EndNestedFraction , right parenthesis , right parenthesis squared Over 1 sixth , EndFraction plus StartFraction, left parenthesis, left parenthesis, "x" minus 1.1 5 minus StartNestedFraction, "a" NestedOver 2 , EndNestedFraction , right parenthesis sin left parenthesis, StartNestedFraction, 21 pi NestedOver 40 , EndNestedFraction , right parenthesis plus left parenthesis, "y" minus 2.5 , right parenthesis cos left parenthesis, StartNestedFraction, 21 pi NestedOver 40 , EndNestedFraction , right parenthesis , right parenthesis squared Over 1 eighth , EndFraction less than or equal to 3 quartersx+1.2−a2cos21π40+y−2.5sin21π40216+x−1.15−a2sin21π40+y−2.5cos21π40218≤34
