Expression 7: "s" squared plus "s" squared plus left parenthesis, StartFraction, "S" Over 2 , EndFraction , right parenthesis squared plus 2 "s" StartFraction, "S" Over 2 , EndFraction equals "R" squareds2+s2+S22+2sS2=R2
7
Expression 8: "a" "s" squared plus "b" "s" plus "c" equals 0as2+bs+c=0
8
Expression 9: "s" equals StartFraction, negative "b" plus StartRoot, "b" squared minus 4 "a" "c" , EndRoot Over 2 "a" , EndFractions=−b+b2−4ac2a
equals=
2.6 8 3 2 8 1 5 7 32.683281573
9
Expression 10: "a" equals StartAbsoluteValue, 2 , EndAbsoluteValuea=2
equals=
22
10
Expression 11: "b" equals "S"b=S
equals=
5.3 6 6 5 6 3 1 4 65.366563146
11
Expression 12: "c" equals StartFraction, "S" squared Over 4 , EndFraction minus "R" squaredc=S24−R2
equals=
negative 28.8−28.8
12
Expression 13:
13
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Center:
center: left parenthesis, 0 , 0 , right parenthesis0,0
