Question: Suppose that xk 0 in Rn as k and that yk is bounded in Rn. a) Prove that xk yk

Suppose that xk → 0 in Rn as k → ∞ and that yk is bounded in Rn.
a) Prove that xk ∙ yk → ■ 0 as k ∞.
b) If n = 3, prove that x* x y* -> 0 as A: -> oo.

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