Problem 4. (1 point)
The projection of u = (-3,-2,0) along v= (2,5,-1) is
U||
Answer(s) submitted:
? no response
submitted: (incorrect)
recorded: (incorrect)
help (vectors)
Problem 5. (1 point)
If u = (4,4,1) and v = (3,1,0), then
the component of u along v is
Answer(s) submitted:
? no response
submitted: (incorrect)
recorded: (incorrect)
Problem 6. (1 point)
Let a = (-2,-1,-1) and b = (4,1,-2), then find the decompo-
sition a = a|| + a? of a with respect to b
help (vectors)
a|| =
a? =