To find B, we can subtract A from C:
C - A = B
Therefore,
B = C - A
Let's calculate B:
B = [21 - 4 -3 - (-39), -14 - (-9), -3 - (-2)]
= [21 + 4 + 3 + 39, -14 + 9, -3 + 2]
= [67, -5, -1]
Therefore, B = [67, -5, -1].
Given A=[4−395−27]
�
=
[
4
9
−
2
−
3
5
7
]
and C=[21−14−3−2]
�
=
[
2
−
1
−
3
1
4
−
2
]
, and A + B = C, what is B?(1 point)
1 answer