Applying the dot product with a scalar

The video tutorial covers the concepts of dot product and scalar multiplication in vector operations. It begins with an introduction to these operations, followed by a detailed explanation of scalar multiplication and how it applies to vectors. The instructor demonstrates how to write vectors in component form and provides an example calculation involving scalar multiplication and dot product. The tutorial concludes with a step-by-step dot product calculation and a Q&A session to address any remaining questions.

Explain how to calculate the dot product of U and 4V.

What is the final answer obtained from the dot product calculation discussed?