Векторная алгебра. Попов В.А - 7 стр.

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9
5.
A
(–2; 2; 7),
B
(2; 1; 2),
C
(–2; –1; 6),
D
(–2; –6; –3);
а)
ACD
; б)
l
=
AD
,
B
и
C
.
6.
A
(3; 4; 1),
B
(2; 1; 2),
C
(–1; –3; 6),
D
(3; –6; –3);
а)
ABD
; б)
l
=
AB
,
D
и
C
.
7.
A
(–7; –1; 6),
B
(–1; 4; –3),
C
(3; –1; 4),
D
(2; 1; 1);
а)
BDC
; б)
l
=
DC
,
A
и
B
.
8.
A
(–2; 4; 1),
B
(2; 1; 2),
C
(–1; –2; 6),
D
(–2; –6; –2);
а)
ABD
; б)
l
=
AB
,
D
и
C
.
9.
A
(1; 4; 1),
B
(1; 1; 1),
C
(–1; –1; 6),
D
(–1; –6; –1);
а)
BDC
; б)
l
=
BC
,
A
и
D
.
10.
A
(–1; 1; 7),
B
(1; 2; 1),
C
(–1; –2; 6),
D
(–1; –6; –3);
а)
ADC
; б)
l
=
AC
,
B
и
D
.
11.
A
(3; 4; 1),
B
(2; 1; 2),
C
(–1; –3; 0),
D
(3; 0; –3);
а)
CBD
; б)
l
=
CB
,
D
и
A
.
12.
A
(–8; –1; 0),
B
(–1; 1; –3),
C
(3; –1; 4),
D
(2; 1; 1);
а)
BDA
; б)
l
=
DA
,
C
и
B
.
13.
A
(–2; 4; 1),
B
(2; 1; 2),
C
(–1; –2; 0),
D
(–2; 0; –2);
а)
CBD
; б)
l
=
CB
,
D
и
A
.
14.
A
(–1; 4; 1),
B
(1; 1; 1),
C
(–1; –1; 0),
D
(–1; 0; –1);
а)
BDA
; б)
l
=
BA
,
C
и
D
.
15.
A
(–1; 1; 8),
B
(1; 2; 1),
C
(–1; –2; 0),
D
(–1; 0; –3);
а)
CDA
; б)
l
=
CA
,
B
и
D
.
16.
A
(2; 3; 4),
B
(0; 1; 0),
C
(–3; –4; 5),
D
(2; –7; –4);
а)
ACD
; б)
l
=
AB
,
C
и
D
.
17.
A
(–5; –3; 8),
B
(0; 7; –5),
C
(5; 0; 6),
D
(2; 4; 4);
а)
BCD
; б)
l
=
CD
,
A
и
B
.
18.
A
(1; –4; –5),
B
(–1; –2; –1),
C
(2; 1; –6),
D
(1; 6; 1);
а)
ABC
; б)
l
=
AB
,
C
и
D
.
19.
A
(–3; 3; 4),
B
(1; 1; 1),
C
(–3; –3; 5),
D
(–3; –7; –3);
а)
BCD
; б)
l
=
BD
,
A
и
C
.
20.
A
(0; 4; 9),
B
(4; 3; 4),
C
(0; 1; 8),
D
(0; –4; 1);
а)
ACD
; б)
l
=
AD
,
B
и
C
.
21.
A
(–1; 0; –3),
B
(–2; –3; –2),
C
(–5; –7; 2),
D
(–1; –10; –7);
а)
ABD
; б)
l
=
AB
,
D
и
C
.
22.
A
(–2; 4; 11),
B
(4; 9; 2),
C
(8; 4; 9),
D
(7; 6; 6);
а)
BDC
; б)
l
=
DC
,
A
и
B
.
23.
A
(–3; 3; 0),
B
(1; 0; 1),
C
(–2; –3; 5),
D
(–3; –7; –3);
а)
ABD
; б)
l
=
AB
,
D
и
C
.
24.
A
(–3; 2; –1),
B
(–1; –1; –1),
C
(–3; –3; 4),
D
(–3; –9; –3);
а)
BDC
; б)
l
=
BC
,
A
и
D
.
25.
A
(–3; –1; 5),
B
(–1; 0; –1),
C
(–3; –4; 4),
D
(–3; –8; –5);
а)
ADC
; б)
l
=
AC
,
B
и
D
.
26.
A
(6; 7; 4),
B
(5; 4; 5),
C
(2; 0; 3),
D
(6; 3; 0);
а)
CBD
; б)
l
=
CB
,
D
и
A.
27.
A
(–3; 4; 5),
B
(4; 6; 2),
C
(8; 4; 9),
D
(7; 6; 6);
а)
BDA
; б)
l
=
DA
,
C
и
B
.
28.
A
(2; –4; –1),
B
(–2; –1; –2),
C
(1; 2; 0),
D
(2; 0; 2);
а)
CBD
; б)
l
=
CB
,
D
и
A
.
29.
A
(0; 5; 2),
B
(2; 2; 2),
C
(0; 0; 1),
D
(0; 1; 0);
а)
BDA
; б)
l
=
BA
,
C
и
D
.
30.
A
(–3; –1; 6),
B
(–1; 0; –1),
C
(–3; –4; –2),
D
(–3; –2; –5);
а)
CDA
; б)
l
=
CA
,
B
и
D
.

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