運算式 6: "S" equals pi "r" Subscript, "c" "o" "n" "e" , Baseline StartRoot, "r" squared plus "h" squared , EndRootS=πrconer2cone+h2cone
equals=
4638.0 7 9 5 7 6 6 24638.07957662
6
Cone
對學生隱藏此資料夾。
7
運算式 8: "y" equals StartFraction, "h" Subscript, "c" "o" "n" "e" , Baseline Over "r" Subscript, "c" "o" "n" "e" , Baseline , EndFraction "x" plus "h" Subscript, "c" "o" "n" "e" , Baseline left brace, negative "r" Subscript, "c" "o" "n" "e" , Baseline less than or equal to "x" less than or equal to 0 , right bracey=hconerconex+hcone−rcone≤x≤0
8
運算式 9: "y" equals negative StartFraction, "h" Subscript, "c" "o" "n" "e" , Baseline Over "r" Subscript, "c" "o" "n" "e" , Baseline , EndFraction "x" plus "h" Subscript, "c" "o" "n" "e" , Baseline left brace, 0 less than or equal to "x" less than or equal to "r" Subscript, "c" "o" "n" "e" , Baseline , right bracey=−hconerconex+hcone0≤x≤rcone
9
運算式 10: StartFraction, "x" squared Over "r" squared , EndFraction plus StartFraction, "y" squared Over "b" squared , EndFraction equals 1x2r2cone+y2b2=1
