I would use the function $\cos(x)$ and the property that a function of the polynomials set has at most $k$ roots and the function $\cos(x)$ can have more roots. Let me know how to proof it rigorously. Thanks
2026-03-25 23:58:44.1774483124
How proof that the set of algebraic polynomials of degree at most $k$ is not dense in $C(R^n)$
31 Views Asked by Bumbble Comm https://math.techqa.club/user/bumbble-comm/detail AtRelated Questions in POLYNOMIALS
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