Question

sendo A=| 21 | e B= |20|<br /> | 32| |12|<br /> determine?<br /> a) (A+B) b) A¹+B¹ c) (4A)¹ d)4A¹ e) (A¹)¹

Answer 1

a) (A+B)=21+20=41
b) A^1+B^1=21+20=41
c)(4A)^1=4x21=84
d)4A^1=4x21=84
e)(A^1)^1=21