Given the vectors: ⃗ = 3 + 4 + 2, ⃗⃗ = 5 − 3 + and ⃗ = 2 + − 2 . find:

(a) (i) ⃗ + ⃗⃗ [ − + ]

(ii) ⃗⃗ − ⃗ [ − + ]

(b) ⃗⃗ such that ⃗ + ⃗ + ⃗⃗ = 0 [− − ]

(c) (i) ⃗ ∙ ⃗⃗ [5]

(ii) the angle between ⃗ and ⃗⃗ [°]

(d) ⃗⃗ × ⃗

Away that the united states began its policy of providing aid to sudan was by easing sanctions. the united states has been the major donor of humanitarian aid to the sudan people in the face of humanitarian needs brought by conflict, natural disasters and displacement. the united states implemented economic, trade and financial sanctions in 1997, against the country due to its international terrorism support, ongoing efforts to destabilize neighboring governments and human rights violence