Two Tangent Lines

隱藏的標籤 left parenthesis, "b" , "L" Subscript, 2 , Baseline left parenthesis, "b" , right parenthesis , right parenthesis equals left parenthesis, 7.7 2 8 4 8 4 5 6 5 0 1 , negative 59.8 8 5 3 8 5 8 7 4 6 , right parenthesis 有圖檔。要進行圖形閱讀，請按 Alt + T 鍵。

標籤

equals

left parenthesis, 7.7 2 8 4 8 4 5 7 , negative 59.8 8 5 3 8 5 9 , right parenthesis

運算式 11: StartFraction, "a" plus "b" Over 2 , EndFraction equals negative 0.0 1 0 7 5 7 7 1 7 4 9 3

equals

negative 0.0 1 0 7 5 7 7 1 7 4 9 3

運算式 12: "A" equals StartFraction, "m" Subscript, 1 , Baseline minus "m" Subscript, 2 , Baseline Over 2 left parenthesis, "a" minus "b" , right parenthesis , EndFraction equals negative 0.3 4 5 3 1 8 0 4 3 0 9 1

equals

negative 0.3 4 5 3 1 8 0 4 3 0 9 1

運算式 13: "f" left parenthesis, "x" , right parenthesis equals "A" "x" squared plus "B" "x" plus "C" 有圖檔。要進行圖形閱讀，請按 Alt + T 鍵。

運算式 14: "B" equals "m" Subscript, 2 , Baseline minus 2 "A" "b" equals negative 1.7 3 2 4 2 9 6 6 7 9 1

equals

negative 1.7 3 2 4 2 9 6 6 7 9 1

運算式 15: "C" equals "m" Subscript, 1 , Baseline left parenthesis, "a" , right parenthesis plus "b" Subscript, 1 , Baseline minus "A" "a" squared minus "B" "a" equals negative 25.8 7 0 6 6 4 9 6 3 1

equals

negative 25.8 7 0 6 6 4 9 6 3 1

運算式 16: "f" left parenthesis, "x" , right parenthesis minus "L" Subscript, 1 , Baseline left parenthesis, "x" , right parenthesis

運算式 17: "f" left parenthesis, "x" , right parenthesis minus "L" Subscript, 2 , Baseline left parenthesis, "x" , right parenthesis

運算式 18: "x" equals negative 2.8

negative 10

運算式 19: left parenthesis, StartRoot, "A" , EndRoot "x" plus StartRoot, "C" minus "b" Subscript, 2 , Baseline , EndRoot , right parenthesis squared

技術支援