Question

|A|=3 |B|=4 |A+B|=1 then find|A-B|​

Answer 1

Answer:

I think 7 is the answer..

Answer 2

Either A is -3 or B is -4.

The result would be same if we take any of the two cases.

Taking the former, |A-B|=|-3-4| = |-7|=7

Taking the latter, |A-B|=|3-(-4)| = |7|=7