Expression 8: "q" equals StartFraction, 2 "B" cubed minus 9 "A" "B" "C" plus 27 "A" squared "D" Over 27 "A" cubed , EndFractionq=2B3−9ABC+27A2D27A3
equals=
negative 36.4 0 7 4 0 7 4 0 7 4−36.4074074074
8
Das sind dann die Formeln für die Nullstellen, das Programm setzt hier automatisch die Werte von oben ein.
9
Expression 10: "x" Subscript, 1 , Baseline equals StartRoot, negative 4 thirds "p" , EndRoot times cosine left parenthesis, 1 third arccos left parenthesis, negative StartFraction, "q" Over 2 , EndFraction times StartRoot, negative StartFraction, 27 Over "p" cubed , EndFraction , EndRoot , right parenthesis , right parenthesis minus StartFraction, "B" Over 3 "A" , EndFractionx1=−43p·cos13arccos−q2·−27p3−B3A
equals=
11.8 8 2 5 6 0 1 8 2 611.8825601826
10
Expression 11: "x" Subscript, 2 , Baseline equals negative StartRoot, negative 4 thirds "p" , EndRoot times cosine left parenthesis, 1 third arccos left parenthesis, negative StartFraction, "q" Over 2 , EndFraction times StartRoot, negative StartFraction, 27 Over "p" cubed , EndFraction , EndRoot , right parenthesis plus StartFraction, pi Over 3 , EndFraction , right parenthesis minus StartFraction, "B" Over 3 "A" , EndFractionx2=−−43p·cos13arccos−q2·−27p3+π3−B3A
equals=
4.3 3 1 1 7 5 4 2 8 8 54.33117542885
11
Expression 12: "x" Subscript, 3 , Baseline equals negative StartRoot, negative 4 thirds "p" , EndRoot times cosine left parenthesis, 1 third arccos left parenthesis, negative StartFraction, "q" Over 2 , EndFraction times StartRoot, negative StartFraction, 27 Over "p" cubed , EndFraction , EndRoot , right parenthesis minus StartFraction, pi Over 3 , EndFraction , right parenthesis minus StartFraction, "B" Over 3 "A" , EndFractionx3=−−43p·cos13arccos−q2·−27p3−π3−B3A
equals=
negative 0.2 1 3 7 3 5 6 1 1 4 4 5−0.213735611445
12
Das entspricht den Nullstellen des Graphen, siehe:
13
x1: left parenthesis, left parenthesis, 11.8 8 2 5 6 0 1 8 2 6 , 0 , right parenthesis , right parenthesis11.8825601826,0
Label:
14
x2: left parenthesis, 4.3 3 1 1 7 5 4 2 8 8 5 , 0 , right parenthesis4.33117542885,0