Question

Consider two vectors A=3i - 1j and B = - i - 5j, how do you calculate A - B?

Answer 1

`A-B=4i+4j`

Explanation:

`A-B = (3i - j) - (-i-5j)`

`rArr A-B = i(3+1) + j(5-1)`

`rArr A-B= 4i +4j`