Calculate the dot product of vectors a and b if a {-5; 6}, b {6; 5}

Dot product of vectors a * b = – 5 * 6 + 6 * 5 = – 30 + 30 = 0.

Vectors a and b are perpendicular.



One of the components of a person's success in our time is receiving modern high-quality education, mastering the knowledge, skills and abilities necessary for life in society. A person today needs to study almost all his life, mastering everything new and new, acquiring the necessary professional qualities.