Cho không gian con L
=
{
X
=
(
x
1
,
x
2
,
x
3
)
∈
R
3
|
x
2
=
2
x
1
}
.
Chứng minh rằng hệ gồm hai véc tơ
P
1
=
(
1
,
2
,
0
)
,
P
2
=
(
1
,
2
,
1
)
là một cơ sở của L

13

step-by-step explanation:

divide the cost of the total of sodas you bought by the cost of one soda, for example:

$24.57 divided by $1.89 is 13 which means you bought 13 sodas

see below

step-by-step explanation:

x+2> 6

subtract 2 from each side

x+2-2 > 6-2

x > 4

there is an open circle at 4 since is it is greater than and the line goes to the right

is there more to this question?