Question

dada a matriz:

a)6
b)7
c)8
d)9
e)10​

Answer 1

Explicação passo-a-passo:

C = c11 c12 c13

c21 c22 c22

c31 c32 c33

Cij= 2i + j

c11= 2.1+1= 2+1=3

c22= 2.2+2= 4 +2= 6

c33= 2.3+3= 6+3= 9

Diagonal principal

c11 + c22 + c33=

3 + 6 + 9=

18