Question

6. If a.b=a. for 3 vectors a, b,c, then it implies
that
(a) angle between a and C must be same as angle
between a and 5
(b) b must be equal to ē
(c) 5 must be parallel to ē
(d) ā is perpendicular to 5-​

Answer 1

Answer:

b

Explanation:

b should be the answer