Expression 8: "D" equals "b" squared minus 4 "a" "c"D=b2−4ac
equals=
13.0 2 2 513.0225
8
Expression 9: "x" Subscript, 1 , Baseline equals StartFraction, left parenthesis, negative "b" minus StartRoot, "D" , EndRoot , right parenthesis Over 2 "a" , EndFractionx1=−b−D2a
equals=
0.4 2 7 5 5 3 2 5 6 5 6 50.427553256565
9
Expression 10: "x" Subscript, 2 , Baseline equals StartFraction, left parenthesis, negative "b" plus StartRoot, "D" , EndRoot , right parenthesis Over 2 "a" , EndFractionx2=−b+D2a
equals=
5.2 3 9 1 1 3 4 1 0 15.2391134101
10
Label: left parenthesis, "x" Subscript, 1 , Baseline , 0 , right parenthesisx1,0
Label:
11
Label: left parenthesis, "x" Subscript, 2 , Baseline , 0 , right parenthesisx2,0
Label:
12
jos@vervoort: left parenthesis, 7.2 7 , negative 3.7 3 , right parenthesis7.27,−3.73
Label:
13
14
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left parenthesis, 0.4 2 7 5 5 , 0 , right parenthesis0.42755,0
left parenthesis, 5.2 3 9 1 1 , 0 , right parenthesis5.23911,0