: Cho A = 2 1 0 2 3 −4 ! , B =   1 0 −3 −2 1 4 0 −2 7   , C =   −1 −2 0 9 2 0   . Tính a) −2A + 3C T . b) AB.

MoonMist asked Jul 27, 2022

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21 votes

: Cho

A =

2 1 0
2 3 −4
!
, B =


1 0 −3
−2 1 4
0 −2 7

 , C =


−1 −2
0 9
2 0

 .
Tính
a) −2A + 3C
T
.
b) AB.

MoonMist asked Jul 27, 2022

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26 votes

Answer:

n/a

Explanation:

some characters are not clear... take a photo, I might help

Kmore answered Jul 31, 2022

by Kmore

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