- 21
- 0
if A = 2i^+6k^
B=6i^+5j^
find A.B
if A.B=0 then what do u conclude from it?
one more question
if A = 6i^+9k^
and B=-4i^+4j
then find A+B,A-B,A.B
B=6i^+5j^
find A.B
if A.B=0 then what do u conclude from it?
one more question
if A = 6i^+9k^
and B=-4i^+4j
then find A+B,A-B,A.B