Question:Let W be the subset of R^R consisting of all functions of the
form x ?→a...
Question
Let W be the subset of R^R consisting of all functions of the
form x ?→a...
Let W be the subset of R^R consisting of all functions of the
form x ?→a · cos(x − b), for real numbers a and b. Show that W is a
subspace of R^R and find its dimension.