Let y = and u = Write y as the sum of two orthogonal vectors, one in Span {u} and one orthogonal to u. ..... y=y+z=D+0 (Type an integer or simplified fraction for each matrix element. List the terms...

Extracted text: Let y = and u = Write y as the sum of two orthogonal vectors, one in Span {u} and one orthogonal to u. ..... y=y+z=D+0 (Type an integer or simplified fraction for each matrix element. List the terms in the same order as they appear in the original list.)