Expression 9: "b" equals StartFraction, negative 74 "a" plus StartRoot, 74 squared "a" squared plus 4 times 16 left parenthesis, 4409 minus 9 "a" squared , right parenthesis , EndRoot Over 2 times 16 , EndFractionb=−74a+742a2+4·164409−9a22·16
equals=
12.6 4 7 6 9 0 4 1 2 612.6476904126
9
Expression 10: "F" equals 99 "a" plus 96 "b"F=99a+96b
equals=
1406.2 3 8 2 7 9 6 11406.23827961
10
K = ${F} "X" equals left parenthesis, "a" , "b" , right parenthesisX=a,b