Question

11. Dadas as matrizes A
2
6
3
B =
1
6
2
(=
0
4
-2
calcule:
a) A + B-C
b) A - B + C
C) A-B-C​

Answer 1

A=(2,6,3)

B=(1,6,2)

C=(0,4,-2)

a) A + B-C=(2,6,3)+(1,6,2)-(0,4,-2) =(3,8,7)

b) A - B + C=(2,6,3)-(1,6,2)+(0,4,-2) =(1,4,-1)

C) A-B-C​=(2,6,3)-(1,6,2)-(0,4,-2) =(1,-4,3)