Question

considerando as matrizes a=[ 2 3 6 ] b=[1 6 2] c=[ 0 4 -2 ] determine a+b-c

Answer 1

a+b-c=[2  3  6] + [1  6  2] -[0  4  -2]

a+b-c=[3  9  8] - [0  4  -2]

a+b-c=[3 5 10]

espero q ajude :D