Question

Dadas as matrizes:

|1 2 3|
A= |-4 5 6|
|4 6 8|

|-7 8 9|
B=|12 6 5|
|8 7 4|

|2 3 -4|
C=|6 7 1|
|2 8 7|
determine:

a) A+B=
b)A-B=
c)A+C=
d)A-C=
e)A+B-C=
f)A-B+C=​

Answer 1

Resposta:

A)

(-6  10 12 )

(8   11  11 )

( 12 13  13 )

B)

( -6 -6 -6 )

(-16 -1 -1 )

(4 -1 4 )

C)

( 3 5 -1 )

( 2 12 7 )

( 6 14 15 )

D)

( -1 -1 -4 )

( -10 -2  5 )

(2 -2 -1 )

E)

( -8 7 8 )

( 2  4 10)

(10 5 8)

F)

( -4 -3 -10 )

( -10 6 0 )

( 6 7 11 )