Quadratic Function

運算式 10: "v" Subscript, "y" , Baseline equals "f" left parenthesis, "v" Subscript, "x" , Baseline , right parenthesis

equals

negative 8

vertex: ${v_{x}}, ${v_{y}} left parenthesis, "v" Subscript, "x" , Baseline , "v" Subscript, "y" , Baseline , right parenthesis

標籤:

equals

left parenthesis, 2 , negative 8 , right parenthesis

axis of symmetry: left parenthesis, "v" Subscript, "x" , Baseline , "v" Subscript, "y" , Baseline minus 1 , right parenthesis

標籤:

equals

left parenthesis, 2 , negative 9 , right parenthesis

運算式 13: "y" equals 0

negative 10

The quadratic formula broken into + and - versions.

運算式 15: "x" equals StartFraction, negative "b" plus StartRoot, "b" squared minus 4 "a" "c" , EndRoot Over 2 "a" , EndFraction

equals

運算式 16: "x" equals StartFraction, negative "b" minus StartRoot, "b" squared minus 4 "a" "c" , EndRoot Over 2 "a" , EndFraction

equals

Discriminant is calculated below. If negative, there is no solution. If zero, one solution. If positive, two solutions.

運算式 18: "b" squared minus 4 "a" "c"

equals

bits and pieces

技術支援

left parenthesis, 0.5 3 , negative 3.6 7 8 2 , right parenthesis

vertex: 2, -8

axis of symmetry