what is given on example 3:
1: (b) Non terminating non repeating.
2: (a) 0.33 and (d) (6.25)1/2 are not irrational.
4: (d) 0.99
5: (16)3/4 = 24×3/4 = 8
(125)–1/3=5–3×1/3 = 1/5
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