Consider the two vectors:
L = 4 i + 3 j + k
s = 6 i + 6 j + 8 k
Find the value of the scalar α such that the vector
L - αs
is perpendicular to L.
A \bullet B = |A||B| cos(theta)
A \bullet B = AxBx i + AyBy j + AzBz k
A \bullet A = (Ax^2...