Question

2i - j + k and 3i + 4j + k

Answer 1

Answer:

see this

Step-by-step explanation:

if we have to add than

(2i-j+k) + (3i+4j+k)

= 5i+ 3j +2k

and if we have to subtract than

(2i-j+k) - (3i+4j+k)

= -1i-5j