Expression 13: "c" equals "a" "h" squared plus "v"c=ah2+v
equals=
negative 8.8−8.8
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Expression 14: "c" minus "a" "h" squared equals "v"c−ah2=v
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hvori ( -b / 2 a ) erstatter h:
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Expression 16: "c" minus "a" left parenthesis, StartFraction, negative "b" Over 2 "a" , EndFraction , right parenthesis squared equals "v"c−a−b2a2=v
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Expression 17: "c" minus StartFraction, "a" left parenthesis, negative "b" , right parenthesis squared Over 2 squared "a" squared , EndFraction equals "v"c−a−b222a2=v
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Expression 18: "c" minus StartFraction, "b" squared Over 4 "a" , EndFraction equals "v"c−b24a=v
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Expression 19: StartFraction, 4 "a" "c" Over 4 "a" , EndFraction minus StartFraction, "b" squared Over 4 "a" , EndFraction equals "v"4ac4a−b24a=v
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Expression 20: StartFraction, 4 "a" "c" minus "b" squared Over 4 "a" , EndFraction equals "v"4ac−b24a=v
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Expression 21: negative StartFraction, "b" squared minus 4 "a" "c" Over 4 "a" , EndFraction equals "v"−b2−4ac4a=v
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Dermed er v =
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Expression 23: negative StartFraction, "d" Over 4 "a" , EndFraction−d4a
equals=
negative 9−9
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idet diskriminanten
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Expression 25: "d" equals "b" squared minus 4 "a" "c"d=b2−4ac
equals=
7.27.2
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Toppunkt
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Start black, left parenthesis, "h" ; "v" , right parenthesis equals left parenthesis, negative StartFraction, "b" Over 2 "a" , EndFraction ; negative StartFraction, "d" Over 4 "a" , EndFraction , right parenthesis End blackh;v=−b2a;−d4a
