Expression 26: "C" equals negative "a" Subscript, 1 , Baseline "x" Subscript, 1 , Baseline minus "a" Subscript, 2 , Baseline "y" Subscript, 1 , Baseline equals 0.1 1 4 4C=−a1x1−a2y1
equals=
0.1 1 4 40.1144
26
Expression 27: left parenthesis, "x" Subscript, 2 , Baseline plus "b" Subscript, 2 , Baseline "t" , "y" Subscript, 2 , Baseline minus "b" Subscript, 1 , Baseline "t" , right parenthesisx2+b2t,y2−b1t
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
27
Expression 28: "x" Subscript, "r" "e" "d" , Baseline left parenthesis, "t" , right parenthesis equals "x" Subscript, 2 , Baseline plus "b" Subscript, 2 , Baseline "t"xredt=x2+b2t
28
Expression 29: "y" Subscript, "r" "e" "d" , Baseline left parenthesis, "t" , right parenthesis equals "y" Subscript, 2 , Baseline minus "b" Subscript, 1 , Baseline "t"yredt=y2−b1t
29
Expression 30: "a" Subscript, 1 , Baseline left parenthesis, "x" Subscript, "r" "e" "d" , Baseline left parenthesis, "t" Subscript, 1 , Baseline , right parenthesis , right parenthesis plus "a" Subscript, 2 , Baseline left parenthesis, "y" Subscript, "r" "e" "d" , Baseline left parenthesis, "t" Subscript, 1 , Baseline , right parenthesis , right parenthesis plus "C" equals 0a1xredt1+a2yredt1+C=0
30
Expression 31: "a" Subscript, 1 , Baseline left parenthesis, "x" Subscript, 2 , Baseline plus "b" Subscript, 2 , Baseline "t" Subscript, 1 , Baseline , right parenthesis plus "a" Subscript, 2 , Baseline left parenthesis, "y" Subscript, 2 , Baseline minus "b" Subscript, 1 , Baseline "t" Subscript, 1 , Baseline , right parenthesis plus "C" equals 0a1x2+b2t1+a2y2−b1t1+C=0
31
Expression 32: "t" Subscript, 1 , Baseline equals StartFraction, negative "a" Subscript, 1 , Baseline "x" Subscript, 2 , Baseline minus "a" Subscript, 2 , Baseline "y" Subscript, 2 , Baseline minus "C" Over "a" Subscript, 1 , Baseline "b" Subscript, 2 , Baseline minus "a" Subscript, 2 , Baseline "b" Subscript, 1 , Baseline , EndFraction equals 0.5 5 2 9 9 6 5 3 2 9 3 7t1=−a1x2−a2y2−Ca1b2−a2b1
Expression 36: left parenthesis, "h" plus left parenthesis, "x" Subscript, 1 , Baseline minus "h" , right parenthesis "t" , "v" plus left parenthesis, "y" Subscript, 1 , Baseline minus "v" , right parenthesis "t" , right parenthesish+x1−ht,v+y1−vt
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
36
Expression 37: left parenthesis, "h" plus left parenthesis, "x" Subscript, 2 , Baseline minus "h" , right parenthesis "t" , "v" plus left parenthesis, "y" Subscript, 2 , Baseline minus "v" , right parenthesis "t" , right parenthesish+x2−ht,v+y2−vt
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
37
Expression 38: left parenthesis, "h" plus left parenthesis, "x" Subscript, 3 , Baseline minus "h" , right parenthesis "t" , "v" plus left parenthesis, "y" Subscript, 3 , Baseline minus "v" , right parenthesis "t" , right parenthesish+x3−ht,v+y3−vt
00
domain t Minimum:
less than or equal to "t" less than or equal to≤t≤
11
domain t Maximum:
38
Omskreven cirkel
Hide this folder from students.
39
Expression 40: left parenthesis, "h" plus "R" times cos "t" , "v" plus "R" times sin "t" , right parenthesish+R·cost,v+R·sint
domain t Minimum: 00
less than or equal to "t" less than or equal to≤t≤
domain t Maximum: tauτ
40
Expression 41: "R" equals StartRoot, left parenthesis, "A" Subscript, 1 , Baseline minus "h" , right parenthesis squared plus left parenthesis, "A" Subscript, 2 , Baseline minus "v" , right parenthesis squared , EndRootR=A1−h2+A2−v2
equals=
4.9 8 4 1 4 0 4 7 6 4 44.98414047644
41
Expression 42: StartFraction, "a" "b" "c" Over 4 times "T" Subscript, "r" "i" "a" "n" "g" "l" "e" "a" "r" "e" "a" , Baseline , EndFractionabc4·Trianglearea
equals=
4.9 8 4 1 4 0 4 7 6 4 44.98414047644
42
Expression 43: "T" Subscript, "r" "i" "a" "n" "g" "l" "e" "a" "r" "e" "a" , Baseline equals 1 half StartAbsoluteValue, "a" Subscript, 1 , Baseline times "b" Subscript, 2 , Baseline minus "b" Subscript, 1 , Baseline times "a" Subscript, 2 , Baseline , EndAbsoluteValueTrianglearea=12a1·b2−b1·a2
equals=
28.8 7 1 728.8717
43
Midtpunkter og cirkelcentrum
Hide this folder from students.
44
Toppunkter
Hide this folder from students.
57
61
powered by
powered by
left parenthesis, "x" Subscript, 1 , Baseline ; "y" Subscript, 1 , Baseline , right parenthesis equals ( 0.6 5 ; 1.9 9 )x1;y1=(0.65;1.99)
left parenthesis, "x" Subscript, 2 , Baseline ; "y" Subscript, 2 , Baseline , right parenthesis equals ( 2.9 9 ; negative 2.1 5 5 )x2;y2=(2.99;−2.155)
left parenthesis, "x" Subscript, 3 , Baseline ; "y" Subscript, 3 , Baseline , right parenthesis equals ( negative 1.3 ; negative 0.7 2 5 )x3;y3=(−1.3;−0.725)
( "h" ; "v" )(h;v)
Start black, "A" equals ( negative 3.6 4 ; 3.4 2 ) End blackA=(−3.64;3.42)
