Question

dadas as matrizes a=(2 6 3), b=(1 6 3) e c=(0 4 -20 calcule

Answer 1

A=[ 2 6 3 ] 2 6
B=[ 1 6 3 ] 1 6
C=[ 0 4 -20 ] 0 4
2×6×(-20)= -240 12+0+(-240)=
6×3×0=0 -228
3×1×4= 12

3×6×0= 0 0+24+(-120)= -96
4×3×2=24
6×1×(-20)= -120 -228-(-96)=
-228+96=
-132