Homepage › Solution manuals › Gilbert Strang › Introduction to Linear Algebra › Exercise 4.4.29
q 1 = 1 3 ( 2 , 2 , − 1 ) , q 2 = 1 3 ( 2 , − 1 , 2 ) , q 3 = 1 3 ( 1 , − 2 , − 2 ) .
