What is the scalar projection of vector onto vector ?
Answer and explanation
Correct answer: D.
- Step 1: The scalar projection of onto is . Step 2. Here and , so the projection is . **Answer: . Why not the others:** is the magnitude ; is the projection onto the y-axis; is .
Practise more Advanced Calculus, Vectors, Matrices and Distributions.
Free questions with an explanation for every one, and full timed Selectividad / EvAU (Spain) mock tests.