Question

Challenged
solve this problem
...
..
.
.by using vector​

Answer 1

Answer:

hellw aanchal this side :-)

missed uh teddu

Answer 2

Answers. Let →aand→b are two vectors inclined at an angle θ . a=bcos(C)+ccos(B) by using vector law. Let us consider that three vectors →a,→band→c are represented respectively in order by three sides BC,CAandAB of a ΔABC .

ohk;!!!!