8. Vectors

In Exercises 5–8, letv = -5i + 2j and w = 2i - 4jFind the specified vector, scalar, or angle.3v - 4w

In Exercises 25–26, let v be the vector from initial point P₁ to terminal point P₂. Write v in terms of i and j.P₁ = (-3, 0), P₂ = (-2, -2)

In Exercises 21–38, letu = 2i - 5j, v = -3i + 7j, and w = -i - 6j.Find each specified vector or scalar.3v - 4w

In Exercises 1–4, u and v have the same direction. In each exercise:Is u = v? Explain.