Expression 3: "s" left parenthesis, "t" , right parenthesis equals 64 "t" minus 16 "t" squared left brace, 0 less than or equal to "t" less than or equal to "a" , right bracest=64t−16t20≤t≤a
3
Hidden Label: left parenthesis, "a" , "s" left parenthesis, "a" , right parenthesis , right parenthesisa,sa
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4
Expression 5: "y" equals "s" left parenthesis, "a" , right parenthesis left brace, 0 less than or equal to "x" less than or equal to "a" , right bracey=sa0≤x≤a