Expression 3: "b" equals left parenthesis, negative 5 plus StartFraction, "a" Over 10 , EndFraction , right parenthesis squared cosine left parenthesis, negative 5 plus StartFraction, "a" Over 10 , EndFraction , right parenthesisb=−5+a102cos−5+a10
equals=
6.5 5 7 9 2 6 3 2 0 8 16.55792632081
3
Expression 4: "y" equals "b" left brace, negative 7 less than "x" less than 7 , right bracey=b−7<x<7
4
Expression 5: left parenthesis, "x" plus 7 , right parenthesis squared plus left parenthesis, "y" minus "b" , right parenthesis squared less than 1x+72+y−b2<1
5
Expression 6: left parenthesis, "x" minus 7 , right parenthesis squared plus left parenthesis, "y" minus "b" , right parenthesis squared less than 1x−72+y−b2<1