Let A = 1 2 1 2 and b = 6 4 (a) Compute the singular value decomposition of A and use it to determine A+. (b) Use A+ to find a least squares solution to the system Ax = b. (c) Find all solutions to the least squares problem Ax = b. 1

Math1310 Section1.2:Lines Inthissection,we’llreviewslopeanddifferentequationsoflines.Wewillalsotalkaboutx‐interceptandy‐ intercept,parallelandperpendicularlines. Slope Definition:Theslopeofalinemeasuresthesteepnessofalineortherateofchangeoftheline....