(a)

The vectors are and .

If is the vector then the magnitude of u is .

Find .

The magnitude of the vector u is

(b)

Find .

The magnitude of the vector v is

(c)

Find .

The vector sum of u and v is the vector .

(d)

Find .

(e)

Find .

(f)

Find .

(a) .

(b) .

(c) .

(d) .

(e) .

(f) .