Odpowiedzi

2010-02-04T15:28:43+01:00
A) 5/8= 45/72
7/9=56/72
5/8<7/9

b)2/3=26/39
10/13=30/39
2/3<10/13
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2010-02-04T15:32:42+01:00
A) 5/8 i 7/9

⁵/₈ = ⁴⁵/₇₂
⁷/₉ = ⁵⁶/₇₂
⁵⁶/₇₂ > ⁴⁵/₇₂
czyli
⁷/₉ > ⁵/₈

b) 2/3 i 10/13

⅔ = ²⁶/₃₉
¹⁰/₁₃ = ³⁰/₃₉
³⁰/₃₉ > ²⁶/₃₉
czyli
¹⁰/₁₃ > ⅔
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