Question: 1. Let S = span {al (a) Use Gram-Schmidt process to find an orthogonal basis ful, u', u}} of S. (b) Find an orthonormal basis

1. Let S = span {al (a) Use Gram-Schmidt process to find an orthogonal basis ful, u', u}} of S. (b) Find an orthonormal basis (q',93, q' } of S. 2. Let S = span fa = - - [ ;] (a) Use Gram-Schmidt process to find an orthogonal basis (ul, u?) of 5. (b) Find an orthonormal basis {q], q'} of S. (c) Find a unit vector ,3 such that Q = [q q q3] is a 3 x 3 orthogonal matrix. 3. Let A = 3 (a) Compute det (A) using the cofactor expansion along 2nd row. (b) Compute det (A) using the cofactor expansion along 3rd column

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