Răspuns:
Explicație pas cu pas:
a)
(√6)^2 = 6
trebuie sa-l incadrezi pe 6 intre doua patrate perfecte consecutive
4 < 6 < 9
2 < √6 < 3
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b)
(√111)^2 = 111
trebuie sa-l incadrezi pe 111 intre doua patrate perfecte consecutive
100 < 111 < 121
10 < √111 < 11
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c)
25 < 28 < 36
5 < √28 < 6
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d)
25 < 32 < 36
5 < √32 < 6
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e)
74/5 = 14,8
9 < 74/5 < 16
3 < √74/5 < 4
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f)
81/2 = 40,5
36 < 81/2 < 49
6 < √81/2 < 7
