zapisz liczbe w postaci ułamka zwykłego
1,2(7)
x=1,2777...
10x=12,777...
100x=127,777...
100x-10x=127,777...-12,777...
90x=115
x=115/90
x=23/18
1,2= 12/100=4/25
PROSZĘ BARDZO :D
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x=1,2777...
10x=12,777...
100x=127,777...
100x-10x=127,777...-12,777...
90x=115
x=115/90
x=23/18
1,2= 12/100=4/25
PROSZĘ BARDZO :D