Question

1.
If two vectors A and B are such that, Ā + B =Ā - B -
then
(1) A + B = 0
(2) Ā=0
(3) B = 0
(4) Lies in the plane containing A - B​

Answer 1

jaknsbss

3

b= 0+8$;$;$(#)#!$;$9# bdkslabs