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7. Describe an algorithm to compute least squares solution by singular value decomposi- tion. Prove the solution obtained is the least squares solution and

7. Describe an algorithm to compute least squares solution by singular value decomposi- tion. Prove the solution obtained is the least squares solution and estimate the leading computation cost for your algorithm. Assume the least squares system is Az = 6, A Rmxn, Rm, and a ER".

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