Question

URGENTE
Sendo A matriz A=(-1 3)
....................................(4 2)
................B=(-4 3)
.....................(-2 0)
C= (3 5)
......(-2 0)

determine:
a)A+B=
b) A+C=
c)B+C=
d)A+B+C=
e)A - B=
f)B –C =
g)A – C
h)3.A
i)4.B
j)5.C
k)A.B
l)B.C
m)A.C​

Answer 1

Resposta:

A)3(1.3)=3.3=9

B)2(1.3-0-6)+3(2-1+2-1)=2(3-6)+3(4-2)=2(-3)+3(2)=-6+6=0

C)2.(1.3)-1(2-1)=6-1(1)=6-1=5

D)2(1.3)-(2-1-1.3)=6-(1-3)=6-(-2)=6+2=8

E)2(1.3-0-6)+3(2-1-1.3)=2(3-6)+3(1-3)=6-12+3-9=-21+9=-12

F)2-1+0-6-24=1+0-30=-29

acho que tá certo