1.
Choose the matrix that represents the ordered triple (5, -7, 1).
A.
B.
C.
[5 -7 1]
D.
[1 -7 5]
Hint
2.
A.
B.
C.
D.
Hint
3.
Solve [3
x
8
y
] = [-12 1] for
x
and
y
.
A.
x
= -4
y
= 8
B.
x
= -12
y
= 1
C.
x
= -4
y
=
D.
x
= 4
y
= 1
Hint
4.
Solve
.
A.
B.
C.
(-2, -8)
D.
(2, 8)
Hint
5.
Triangle FGH has vertices F(12, 6), G(8, 1), and H(-4, 4). If the triangle is reduced so that the resulting perimeter is half the original perimeter, what are the coordinates of F'?
A.
(6, 3)
B.
(6, 6)
C.
(4, 2)
D.
(-2, -2)
Hint