70.8k views
20 votes
The resultant of two vectors is of magnitude 3 units and 4 units is 1 units, what is the value of their dot product? ​

User Finomnis
by
4.6k points

1 Answer

5 votes

Answer:

A dot B = C is the vector equation for this expression

A · B = A B cos θ

3 * 4 cos θ = 1 the value 1 is their dot product

cos θ = 1 / 12 = .083 θ = 85.2 deg

User Costantina
by
4.7k points