Avaldis 5: left parenthesis, "x" minus StartFraction, "r" plus 1 Over 2 , EndFraction , right parenthesis squared plus "a" "y" squared equals left parenthesis, StartFraction, "r" minus 1 Over 2 , EndFraction , right parenthesis squaredx−r+122+ay2=r−122
5
Avaldis 6: "a" equals StartFraction, 3 left parenthesis, "r" minus 1 , right parenthesis squared Over 4 "r" , EndFractiona=3r−124r
equals=
2.8 6 4 7 0 0 0 6 0 2 32.86470006023
6
Avaldis 7: left parenthesis, "x" minus StartFraction, left parenthesis, "r" minus 1 , right parenthesis StartRoot, 3 , EndRoot Over 2 , EndFraction , right parenthesis squared plus left parenthesis, "y" minus StartFraction, left parenthesis, "r" minus 1 , right parenthesis Over 2 , EndFraction , right parenthesis squared minus 1 equals left parenthesis, "x" minus StartFraction, "r" plus 1 Over 2 , EndFraction , right parenthesis squared plus "a" "y" squared minus left parenthesis, StartFraction, "r" minus 1 Over 2 , EndFraction , right parenthesis squaredx−r−1322+y−r−122−1=x−r+122+ay2−r−122
