Expression 12: negative 3 "x" squared equals StartFraction, "f" left parenthesis, "b" , right parenthesis minus "f" left parenthesis, "a" , right parenthesis Over "b" minus "a" , EndFraction minus 1−3x2=fb−fab−a−1
12
Expression 13: "x" squared equals StartFraction, "f" left parenthesis, "b" , right parenthesis minus "f" left parenthesis, "a" , right parenthesis Over 3 left parenthesis, "a" minus "b" , right parenthesis , EndFraction plus 1 thirdx2=fb−fa3a−b+13
13
Expression 14: "c" Subscript, 1 , Baseline equals StartRoot, StartFraction, "f" left parenthesis, "b" , right parenthesis minus "f" left parenthesis, "a" , right parenthesis Over 3 left parenthesis, "a" minus "b" , right parenthesis , EndFraction plus 1 third , EndRootc1=fb−fa3a−b+13
equals=
0.5 0 0 1 4 6 9 7 8 3 9 70.500146978397
14
Expression 15: "c" Subscript, 2 , Baseline equals negative StartRoot, StartFraction, "f" left parenthesis, "b" , right parenthesis minus "f" left parenthesis, "a" , right parenthesis Over 3 left parenthesis, "a" minus "b" , right parenthesis , EndFraction plus 1 third , EndRootc2=−fb−fa3a−b+13
equals=
negative 0.5 0 0 1 4 6 9 7 8 3 9 7−0.500146978397
15
Expression 16: "c" equals left bracket, "c" Subscript, 1 , Baseline , "c" Subscript, 2 , Baseline , right bracketc=c1,c2
equals=
0.5 0 0 1 4 6 9 7 8 3 9 70.500146978397
negative 0.5 0 0 1 4 6 9 7 8 3 9 7−0.500146978397
16
Expression 17: "C" equals round left parenthesis, "c" , 2 , right parenthesisC=roundc,2
equals=
0.50.5
negative 0.5−0.5
17
`c=${C}` left parenthesis, "c" , "f" left parenthesis, "c" , right parenthesis , right parenthesisc,fc
Label:
equals=
left parenthesis, 0.5 0 0 1 , 0.3 7 5 , right parenthesis0.5001,0.375
left parenthesis, negative 0.5 0 0 1 , negative 0.3 7 5 , right parenthesis−0.5001,−0.375
18
Expression 19: "f" prime left parenthesis, "c" , right parenthesis left parenthesis, "x" minus "c" , right parenthesis plus "f" left parenthesis, "c" , right parenthesisf′cx−c+fc