Consider the subspace U of R4 spanned by the vectors: v_{1} = (1, 1, 1, 1); v_{2} = (1, 1, 2, 4); v_{3} = (1, 2, - 4, - 3) Find an orthogonal basis of U.​

Why are young eastern european democracies at an increased risk for turmoil during a global recession? a) anger against increased democracy b) failure of the free market system c) government corruption d) lack of from the e.u.