(3.8) Let \( a, b \in \mathbb{R} \). Show that if \( a<b_{1} \) for every \( b_{1}>b \), then \( a \leqslant b \). \( a \leq b_{1}, b<b_{1} \)
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Step 1: Assume \( a < b_1 \) for every \( b_1 > b \). Show more…
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