Given That A->+ B-> = C-> And That C-> Is _l To A-> . Further If I A L=I C-> ! , Then What Is The Angle Between A-> And B->?
Given that A->+ B-> = C-> and that C-> is _l to A-> . Further if I A l=I C-> ! , then what is the angle between A-> and B->.
(1) pai/4 (radian)
(2) pai/2 (radian)
(3) 3pai/4 (radian)
(4) pai (radian)
asked Jun 12 12:00:00 AM