Let r1 and r2 be any two rational numbers, with r1 < r2. Complete parts (i) and
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Question:
Let r1 and r2 be any two rational numbers, with r1 < r2. Complete parts
(i) and (ii) below: (i) Show from the definition that r given below is a rational number:
r = r1 + r2 2
(ii) Show that r satisfies the inequality r1 < r < r2
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