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In Exercises 14, verify that {u} , [[2, 113 } is an orthogonal set for the given vectors. -1 1. U= U2 0 U = 2 -3. U= 42 = 0 U = U - 2In Exercises 5-8, find values a, b, and c such that (U1, U2, u3} is an orthogonal set.2 a 5. u1 = U2 , U = b -4 CJ 4 7. U1 = U2 = -1 U3 = b a CIn Exercises 9-12, express the given vector v in terms of the orthogonal basis B = {u1, U2, u3 }, where u1, u2, and u3 are as in Exercise 1.1 9. v = 03 11. v =13. N - O